Base | Representation |
---|---|
bin | 1011101011111011… |
… | …0111011011011010 |
3 | 22002121220020210212 |
4 | 2322332313123122 |
5 | 22411040322023 |
6 | 1235141411122 |
7 | 140511263306 |
oct | 27276673332 |
9 | 8077806725 |
10 | 3137042138 |
11 | 136a86220a |
12 | 736709aa2 |
13 | 3acbc7469 |
14 | 21a8bad06 |
15 | 135613e78 |
hex | bafb76da |
3137042138 has 4 divisors (see below), whose sum is σ = 4705563210. Its totient is φ = 1568521068.
The previous prime is 3137042093. The next prime is 3137042159. The reversal of 3137042138 is 8312407313.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8312407313 = 7 ⋅1187486759.
It can be written as a sum of positive squares in only one way, i.e., 2089678369 + 1047363769 = 45713^2 + 32363^2 .
It is a super-2 number, since 2×31370421382 = 19682066751175222088, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 784260533 + ... + 784260536.
Almost surely, 23137042138 is an apocalyptic number.
3137042138 is a deficient number, since it is larger than the sum of its proper divisors (1568521072).
3137042138 is a wasteful number, since it uses less digits than its factorization.
3137042138 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1568521071.
The product of its (nonzero) digits is 12096, while the sum is 32.
The square root of 3137042138 is about 56009.3040306698. The cubic root of 3137042138 is about 1463.8844047228.
The spelling of 3137042138 in words is "three billion, one hundred thirty-seven million, forty-two thousand, one hundred thirty-eight".
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