Base | Representation |
---|---|
bin | 1001101111101… |
… | …0101011011100 |
3 | 2211220112202112 |
4 | 2123322223130 |
5 | 40430411133 |
6 | 4020013152 |
7 | 1004261204 |
oct | 233725334 |
9 | 84815675 |
10 | 40872668 |
11 | 21087271 |
12 | 118311b8 |
13 | 8610b15 |
14 | 55dd404 |
15 | 38c5648 |
hex | 26faadc |
40872668 has 12 divisors (see below), whose sum is σ = 71577240. Its totient is φ = 20422032.
The previous prime is 40872653. The next prime is 40872677. The reversal of 40872668 is 86627804.
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, 5303 + ... + 10481.
It is an arithmetic number, because the mean of its divisors is an integer number (5964770).
Almost surely, 240872668 is an apocalyptic number.
It is an amenable number.
40872668 is a deficient number, since it is larger than the sum of its proper divisors (30704572).
40872668 is a wasteful number, since it uses less digits than its factorization.
40872668 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7156 (or 7154 counting only the distinct ones).
The product of its (nonzero) digits is 129024, while the sum is 41.
The square root of 40872668 is about 6393.1735468388. The cubic root of 40872668 is about 344.4643876841.
The spelling of 40872668 in words is "forty million, eight hundred seventy-two thousand, six hundred sixty-eight".
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