Base | Representation |
---|---|
bin | 1000110110100… |
… | …1001001110100 |
3 | 2120212102222100 |
4 | 2031221021310 |
5 | 34001141433 |
6 | 3403502100 |
7 | 630415155 |
oct | 215511164 |
9 | 76772870 |
10 | 37130868 |
11 | 19a60a75 |
12 | 10527930 |
13 | 7900938 |
14 | 4d0792c |
15 | 33d6b13 |
hex | 2369274 |
37130868 has 18 divisors (see below), whose sum is σ = 93858674. Its totient is φ = 12376944.
The previous prime is 37130867. The next prime is 37130879. The reversal of 37130868 is 86803173.
It can be written as a sum of positive squares in only one way, i.e., 26749584 + 10381284 = 5172^2 + 3222^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1031413 = 37130868 / (3 + 7 + 1 + 3 + 0 + 8 + 6 + 8).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (37130861) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 515671 + ... + 515742.
Almost surely, 237130868 is an apocalyptic number.
It is an amenable number.
37130868 is an abundant number, since it is smaller than the sum of its proper divisors (56727806).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
37130868 is a wasteful number, since it uses less digits than its factorization.
37130868 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1031423 (or 1031418 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 36.
The square root of 37130868 is about 6093.5103183633. The cubic root of 37130868 is about 333.6145888415.
The spelling of 37130868 in words is "thirty-seven million, one hundred thirty thousand, eight hundred sixty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.086 sec. • engine limits •