Base | Representation |
---|---|
bin | 1001000100111… |
… | …1000111000110 |
3 | 2122122022000202 |
4 | 2101033013012 |
5 | 34221312044 |
6 | 3440010502 |
7 | 641420225 |
oct | 221170706 |
9 | 78568022 |
10 | 38072774 |
11 | 1a544703 |
12 | 10900a32 |
13 | 7b7058c |
14 | 50b0cbc |
15 | 3520c4e |
hex | 244f1c6 |
38072774 has 16 divisors (see below), whose sum is σ = 61516800. Its totient is φ = 17620680.
The previous prime is 38072767. The next prime is 38072779. The reversal of 38072774 is 47727083.
It is a super-2 number, since 2×380727742 = 2899072240110152, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38072779) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11924 + ... + 14775.
It is an arithmetic number, because the mean of its divisors is an integer number (3844800).
Almost surely, 238072774 is an apocalyptic number.
38072774 is a deficient number, since it is larger than the sum of its proper divisors (23444026).
38072774 is a wasteful number, since it uses less digits than its factorization.
38072774 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26755.
The product of its (nonzero) digits is 65856, while the sum is 38.
The square root of 38072774 is about 6170.3139304253. The cubic root of 38072774 is about 336.4120217134.
The spelling of 38072774 in words is "thirty-eight million, seventy-two thousand, seven hundred seventy-four".
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