Base | Representation |
---|---|
bin | 101101011111001111… |
… | …1010111000101010100 |
3 | 100100010211212220222020 |
4 | 1122332133113011110 |
5 | 3100024401010224 |
6 | 112513112133140 |
7 | 10025505160320 |
oct | 1327637270524 |
9 | 310124786866 |
10 | 97685172564 |
11 | 38478807a81 |
12 | 16b226971b0 |
13 | 929a075675 |
14 | 4a29852980 |
15 | 281add9c79 |
hex | 16be7d7154 |
97685172564 has 48 divisors (see below), whose sum is σ = 260673399168. Its totient is φ = 27890805888.
The previous prime is 97685172553. The next prime is 97685172581. The reversal of 97685172564 is 46527158679.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 97685172498 and 97685172507.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 278127 + ... + 522230.
It is an arithmetic number, because the mean of its divisors is an integer number (5430695816).
Almost surely, 297685172564 is an apocalyptic number.
It is an amenable number.
97685172564 is an abundant number, since it is smaller than the sum of its proper divisors (162988226604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
97685172564 is a wasteful number, since it uses less digits than its factorization.
97685172564 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 801824 (or 801822 counting only the distinct ones).
The product of its digits is 25401600, while the sum is 60.
The spelling of 97685172564 in words is "ninety-seven billion, six hundred eighty-five million, one hundred seventy-two thousand, five hundred sixty-four".
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