Base | Representation |
---|---|
bin | 1000111010100… |
… | …0011111010101 |
3 | 2121100121211200 |
4 | 2032220133111 |
5 | 34032442133 |
6 | 3413223113 |
7 | 632545413 |
oct | 216503725 |
9 | 77317750 |
10 | 37390293 |
11 | 1a118976 |
12 | 10631a99 |
13 | 7991a45 |
14 | 4d742b3 |
15 | 3438913 |
hex | 23a87d5 |
37390293 has 12 divisors (see below), whose sum is σ = 57185388. Its totient is φ = 23460480.
The previous prime is 37390289. The next prime is 37390307. The reversal of 37390293 is 39209373.
It can be written as a sum of positive squares in 2 ways, for example, as 25979409 + 11410884 = 5097^2 + 3378^2 .
It is not a de Polignac number, because 37390293 - 22 = 37390289 is a prime.
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (37390253) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 122038 + ... + 122343.
It is an arithmetic number, because the mean of its divisors is an integer number (4765449).
Almost surely, 237390293 is an apocalyptic number.
It is an amenable number.
37390293 is a deficient number, since it is larger than the sum of its proper divisors (19795095).
37390293 is a wasteful number, since it uses less digits than its factorization.
37390293 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 244404 (or 244401 counting only the distinct ones).
The product of its (nonzero) digits is 30618, while the sum is 36.
The square root of 37390293 is about 6114.7602569520. The cubic root of 37390293 is about 334.3897496391.
The spelling of 37390293 in words is "thirty-seven million, three hundred ninety thousand, two hundred ninety-three".
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