Base | Representation |
---|---|
bin | 10010000111001101… |
… | …01110100010101100 |
3 | 221002200201112000110 |
4 | 21003212232202230 |
5 | 124403341111142 |
6 | 4244530300020 |
7 | 462654666126 |
oct | 110346564254 |
9 | 27080645013 |
10 | 9724160172 |
11 | 4140042511 |
12 | 1a74727610 |
13 | bbc7cb53c |
14 | 68367c216 |
15 | 3bda7299c |
hex | 2439ae8ac |
9724160172 has 24 divisors (see below), whose sum is σ = 23472111600. Its totient is φ = 3129614656.
The previous prime is 9724160111. The next prime is 9724160183. The reversal of 9724160172 is 2710614279.
It is a super-2 number, since 2×97241601722 (a number of 21 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 9724160172.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13971147 + ... + 13971842.
It is an arithmetic number, because the mean of its divisors is an integer number (978004650).
Almost surely, 29724160172 is an apocalyptic number.
It is an amenable number.
9724160172 is an abundant number, since it is smaller than the sum of its proper divisors (13747951428).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9724160172 is a wasteful number, since it uses less digits than its factorization.
9724160172 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27943025 (or 27943023 counting only the distinct ones).
The product of its (nonzero) digits is 42336, while the sum is 39.
The square root of 9724160172 is about 98611.1564276578. The cubic root of 9724160172 is about 2134.4404102115.
The spelling of 9724160172 in words is "nine billion, seven hundred twenty-four million, one hundred sixty thousand, one hundred seventy-two".
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