Base | Representation |
---|---|
bin | 100010111111… |
… | …011111101000 |
3 | 122021000221120 |
4 | 202333133220 |
5 | 4322013333 |
6 | 524335240 |
7 | 140653230 |
oct | 42773750 |
9 | 18230846 |
10 | 9172968 |
11 | 51a5872 |
12 | 30a4520 |
13 | 1b922bc |
14 | 130acc0 |
15 | c12db3 |
hex | 8bf7e8 |
9172968 has 32 divisors (see below), whose sum is σ = 26208960. Its totient is φ = 2620800.
The previous prime is 9172967. The next prime is 9172981. The reversal of 9172968 is 8692719.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is not an unprimeable number, because it can be changed into a prime (9172967) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27133 + ... + 27468.
It is an arithmetic number, because the mean of its divisors is an integer number (819030).
Almost surely, 29172968 is an apocalyptic number.
It is an amenable number.
9172968 is an abundant number, since it is smaller than the sum of its proper divisors (17035992).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9172968 is a wasteful number, since it uses less digits than its factorization.
9172968 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54617 (or 54613 counting only the distinct ones).
The product of its digits is 54432, while the sum is 42.
The square root of 9172968 is about 3028.6908062726. The cubic root of 9172968 is about 209.3324836222.
Subtracting from 9172968 its reverse (8692719), we obtain a square (480249 = 6932).
The spelling of 9172968 in words is "nine million, one hundred seventy-two thousand, nine hundred sixty-eight".
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