Base | Representation |
---|---|
bin | 100011111110001011… |
… | …111000100110111101 |
3 | 10200200210101001011202 |
4 | 203332023320212331 |
5 | 1113100303013220 |
6 | 25424352025245 |
7 | 2535100564334 |
oct | 437613704675 |
9 | 120623331152 |
10 | 38624266685 |
11 | 15420434264 |
12 | 759b232225 |
13 | 384704c294 |
14 | 1c259b4d1b |
15 | 1010d37275 |
hex | 8fe2f89bd |
38624266685 has 32 divisors (see below), whose sum is σ = 49576665600. Its totient is φ = 28833763840.
The previous prime is 38624266673. The next prime is 38624266693. The reversal of 38624266685 is 58666242683.
It is not a de Polignac number, because 38624266685 - 26 = 38624266621 is a prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 38624266685.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 605756 + ... + 666474.
It is an arithmetic number, because the mean of its divisors is an integer number (1549270800).
Almost surely, 238624266685 is an apocalyptic number.
It is an amenable number.
38624266685 is a deficient number, since it is larger than the sum of its proper divisors (10952398915).
38624266685 is a wasteful number, since it uses less digits than its factorization.
38624266685 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60901.
The product of its digits is 19906560, while the sum is 56.
The spelling of 38624266685 in words is "thirty-eight billion, six hundred twenty-four million, two hundred sixty-six thousand, six hundred eighty-five".
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