Base | Representation |
---|---|
bin | 110101001000001101… |
… | …111011111110100100 |
3 | 12110020122110121100120 |
4 | 311020031323332210 |
5 | 1413312311003230 |
6 | 42112345441540 |
7 | 4056441411510 |
oct | 651015737644 |
9 | 173218417316 |
10 | 57046187940 |
11 | 222140a4375 |
12 | b0807a02b0 |
13 | 54c17c7bc1 |
14 | 2a92471140 |
15 | 173d284310 |
hex | d4837bfa4 |
57046187940 has 48 divisors (see below), whose sum is σ = 182547802752. Its totient is φ = 13039128576.
The previous prime is 57046187909. The next prime is 57046187951. The reversal of 57046187940 is 4978164075.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67911709 + ... + 67912548.
It is an arithmetic number, because the mean of its divisors is an integer number (3803079224).
Almost surely, 257046187940 is an apocalyptic number.
It is an amenable number.
57046187940 is an abundant number, since it is smaller than the sum of its proper divisors (125501614812).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57046187940 is a wasteful number, since it uses less digits than its factorization.
57046187940 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 135824276 (or 135824274 counting only the distinct ones).
The product of its (nonzero) digits is 1693440, while the sum is 51.
The spelling of 57046187940 in words is "fifty-seven billion, forty-six million, one hundred eighty-seven thousand, nine hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •