Base | Representation |
---|---|
bin | 1001010001110… |
… | …0010110111110 |
3 | 2201020000020122 |
4 | 2110130112332 |
5 | 34430212340 |
6 | 3510014542 |
7 | 651521231 |
oct | 224342676 |
9 | 81200218 |
10 | 38913470 |
11 | 1aa692a2 |
12 | 11047452 |
13 | 80a612b |
14 | 524d418 |
15 | 3639db5 |
hex | 251c5be |
38913470 has 32 divisors (see below), whose sum is σ = 73949760. Its totient is φ = 14713600.
The previous prime is 38913461. The next prime is 38913491. The reversal of 38913470 is 7431983.
38913470 is nontrivially palindromic in base 9.
It is a self number, because there is not a number n which added to its sum of digits gives 38913470.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19520 + ... + 21420.
It is an arithmetic number, because the mean of its divisors is an integer number (2310930).
Almost surely, 238913470 is an apocalyptic number.
38913470 is a deficient number, since it is larger than the sum of its proper divisors (35036290).
38913470 is a wasteful number, since it uses less digits than its factorization.
38913470 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2020.
The product of its (nonzero) digits is 18144, while the sum is 35.
The square root of 38913470 is about 6238.0662067663. The cubic root of 38913470 is about 338.8701538609.
The spelling of 38913470 in words is "thirty-eight million, nine hundred thirteen thousand, four hundred seventy".
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