Base | Representation |
---|---|
bin | 1001010001000… |
… | …1110101100100 |
3 | 2201010211010102 |
4 | 2110101311210 |
5 | 34422322442 |
6 | 3505043232 |
7 | 651251462 |
oct | 224216544 |
9 | 81124112 |
10 | 38870372 |
11 | 1aa39982 |
12 | 11026518 |
13 | 808c628 |
14 | 523b832 |
15 | 362c232 |
hex | 2511d64 |
38870372 has 6 divisors (see below), whose sum is σ = 68023158. Its totient is φ = 19435184.
The previous prime is 38870329. The next prime is 38870389. The reversal of 38870372 is 27307883.
It can be written as a sum of positive squares in only one way, i.e., 33825856 + 5044516 = 5816^2 + 2246^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4858793 + ... + 4858800.
It is an arithmetic number, because the mean of its divisors is an integer number (11337193).
Almost surely, 238870372 is an apocalyptic number.
It is an amenable number.
38870372 is a deficient number, since it is larger than the sum of its proper divisors (29152786).
38870372 is a wasteful number, since it uses less digits than its factorization.
38870372 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9717597 (or 9717595 counting only the distinct ones).
The product of its (nonzero) digits is 56448, while the sum is 38.
The square root of 38870372 is about 6234.6108138359. The cubic root of 38870372 is about 338.7450042155.
The spelling of 38870372 in words is "thirty-eight million, eight hundred seventy thousand, three hundred seventy-two".
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