Upper estimation of human population is 7.4 billion. With average number of devices at 5, that is 37 billion. In decimal that is 11 digits. In HEX (‭89D5F32

Upper estimation of human population is 7.4 billion. With average number of devices at 5, that is 37 billion. In decimal that is 11 digits. In HEX (‭89D5F3200‬) that is 9 digits.