Base | Representation |
---|---|
bin | 1011101100000111… |
… | …0100101110010100 |
3 | 22002200100122101200 |
4 | 2323001310232110 |
5 | 22411240124432 |
6 | 1235210152500 |
7 | 140521002645 |
oct | 27301645624 |
9 | 8080318350 |
10 | 3137817492 |
11 | 13702417a7 |
12 | 736a22730 |
13 | 3b0109354 |
14 | 21aa3d6cc |
15 | 135718a7c |
hex | bb074b94 |
3137817492 has 18 divisors (see below), whose sum is σ = 7931705418. Its totient is φ = 1045939152.
The previous prime is 3137817467. The next prime is 3137817509. The reversal of 3137817492 is 2947187313.
3137817492 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 2945884176 + 191933316 = 54276^2 + 13854^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a super-2 number, since 2×31378174922 = 19691797226202340128, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 43580763 + ... + 43580834.
It is an arithmetic number, because the mean of its divisors is an integer number (440650301).
Almost surely, 23137817492 is an apocalyptic number.
It is an amenable number.
3137817492 is an abundant number, since it is smaller than the sum of its proper divisors (4793887926).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3137817492 is a wasteful number, since it uses less digits than its factorization.
3137817492 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 87161607 (or 87161602 counting only the distinct ones).
The product of its digits is 254016, while the sum is 45.
The square root of 3137817492 is about 56016.2252566165. The cubic root of 3137817492 is about 1464.0049997590.
The spelling of 3137817492 in words is "three billion, one hundred thirty-seven million, eight hundred seventeen thousand, four hundred ninety-two".
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