Base | Representation |
---|---|
bin | 1001001101010… |
… | …1011110001101 |
3 | 2200200020221211 |
4 | 2103111132031 |
5 | 34341414432 |
6 | 3455454421 |
7 | 646201561 |
oct | 223253615 |
9 | 80606854 |
10 | 38623117 |
11 | 1a890135 |
12 | 10b27411 |
13 | 8003c20 |
14 | 51b56a1 |
15 | 35cdd47 |
hex | 24d578d |
38623117 has 16 divisors (see below), whose sum is σ = 43223040. Its totient is φ = 34272000.
The previous prime is 38623103. The next prime is 38623121. The reversal of 38623117 is 71132683.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-38623117 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38623147) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96117 + ... + 96517.
It is an arithmetic number, because the mean of its divisors is an integer number (2701440).
Almost surely, 238623117 is an apocalyptic number.
It is an amenable number.
38623117 is a deficient number, since it is larger than the sum of its proper divisors (4599923).
38623117 is a wasteful number, since it uses less digits than its factorization.
38623117 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 684.
The product of its digits is 6048, while the sum is 31.
The square root of 38623117 is about 6214.7499547448. The cubic root of 38623117 is about 338.0252219079.
The spelling of 38623117 in words is "thirty-eight million, six hundred twenty-three thousand, one hundred seventeen".
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