Base | Representation |
---|---|
bin | 100111101000110001… |
… | …1010111110110011010 |
3 | 22010201011110120101100 |
4 | 1033101203113312122 |
5 | 2343311220330443 |
6 | 103034214532230 |
7 | 6102232552143 |
oct | 1172143276632 |
9 | 263634416340 |
10 | 85120089498 |
11 | 33110087104 |
12 | 145b6667076 |
13 | 8046b1c282 |
14 | 4196b7aaca |
15 | 2332c473d3 |
hex | 13d18d7d9a |
85120089498 has 48 divisors (see below), whose sum is σ = 188479789056. Its totient is φ = 27750662880.
The previous prime is 85120089493. The next prime is 85120089503. The reversal of 85120089498 is 89498002158.
85120089498 is a `hidden beast` number, since 8 + 51 + 20 + 0 + 89 + 498 = 666.
It is an interprime number because it is at equal distance from previous prime (85120089493) and next prime (85120089503).
It is a super-2 number, since 2×851200894982 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (85120089491) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1229383 + ... + 1296773.
It is an arithmetic number, because the mean of its divisors is an integer number (3926662272).
Almost surely, 285120089498 is an apocalyptic number.
85120089498 is an abundant number, since it is smaller than the sum of its proper divisors (103359699558).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85120089498 is a wasteful number, since it uses less digits than its factorization.
85120089498 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 68939 (or 68936 counting only the distinct ones).
The product of its (nonzero) digits is 1658880, while the sum is 54.
The spelling of 85120089498 in words is "eighty-five billion, one hundred twenty million, eighty-nine thousand, four hundred ninety-eight".
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