Base | Representation |
---|---|
bin | 100001000100… |
… | …101100010100 |
3 | 121022110222002 |
4 | 201010230110 |
5 | 4204414342 |
6 | 505454432 |
7 | 133456613 |
oct | 41045424 |
9 | 17273862 |
10 | 8669972 |
11 | 4991973 |
12 | 2aa1418 |
13 | 1a4737c |
14 | 121987a |
15 | b63d32 |
hex | 844b14 |
8669972 has 12 divisors (see below), whose sum is σ = 15264480. Its totient is φ = 4308696.
The previous prime is 8669963. The next prime is 8669981. The reversal of 8669972 is 2799668.
It is an interprime number because it is at equal distance from previous prime (8669963) and next prime (8669981).
It is an Ulam number.
It is a congruent number.
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, 5822 + ... + 7157.
It is an arithmetic number, because the mean of its divisors is an integer number (1272040).
Almost surely, 28669972 is an apocalyptic number.
It is an amenable number.
8669972 is a deficient number, since it is larger than the sum of its proper divisors (6594508).
8669972 is a wasteful number, since it uses less digits than its factorization.
8669972 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13150 (or 13148 counting only the distinct ones).
The product of its digits is 326592, while the sum is 47.
The square root of 8669972 is about 2944.4816182140. The cubic root of 8669972 is about 205.4341147569.
The spelling of 8669972 in words is "eight million, six hundred sixty-nine thousand, nine hundred seventy-two".
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