Base | Representation |
---|---|
bin | 1011101011100… |
… | …11000010100000 |
3 | 20211101100022122 |
4 | 11311303002200 |
5 | 200041120033 |
6 | 13420123412 |
7 | 2266614353 |
oct | 565630240 |
9 | 224340278 |
10 | 97988768 |
11 | 50348459 |
12 | 28996568 |
13 | 173bb227 |
14 | d02a29a |
15 | 8908a98 |
hex | 5d730a0 |
97988768 has 24 divisors (see below), whose sum is σ = 199140480. Its totient is φ = 47413440.
The previous prime is 97988747. The next prime is 97988771. The reversal of 97988768 is 86788979.
It is a Harshad number since it is a multiple of its sum of digits (62).
It is a self number, because there is not a number n which added to its sum of digits gives 97988768.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48398 + ... + 50381.
It is an arithmetic number, because the mean of its divisors is an integer number (8297520).
Almost surely, 297988768 is an apocalyptic number.
It is an amenable number.
97988768 is an abundant number, since it is smaller than the sum of its proper divisors (101151712).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
97988768 is a wasteful number, since it uses less digits than its factorization.
97988768 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 98820 (or 98812 counting only the distinct ones).
The product of its digits is 12192768, while the sum is 62.
The square root of 97988768 is about 9898.9276186868. The cubic root of 97988768 is about 461.0260147844.
The spelling of 97988768 in words is "ninety-seven million, nine hundred eighty-eight thousand, seven hundred sixty-eight".
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