Base | Representation |
---|---|
bin | 100111111011011001… |
… | …1110010011111011000 |
3 | 22012022201121221002001 |
4 | 1033312303302133120 |
5 | 2401101224244122 |
6 | 103220224050344 |
7 | 6123562514542 |
oct | 1176663623730 |
9 | 265281557061 |
10 | 85745149912 |
11 | 334009a1264 |
12 | 1474ba639b4 |
13 | 81164806c6 |
14 | 4215ba8692 |
15 | 236ca65527 |
hex | 13f6cf27d8 |
85745149912 has 16 divisors (see below), whose sum is σ = 160781025600. Its totient is φ = 42870209760.
The previous prime is 85745149907. The next prime is 85745149979. The reversal of 85745149912 is 21994154758.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136539 + ... + 436042.
It is an arithmetic number, because the mean of its divisors is an integer number (10048814100).
Almost surely, 285745149912 is an apocalyptic number.
It is an amenable number.
85745149912 is a deficient number, since it is larger than the sum of its proper divisors (75035875688).
85745149912 is a wasteful number, since it uses less digits than its factorization.
85745149912 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 591306 (or 591302 counting only the distinct ones).
The product of its digits is 3628800, while the sum is 55.
The spelling of 85745149912 in words is "eighty-five billion, seven hundred forty-five million, one hundred forty-nine thousand, nine hundred twelve".
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