Base | Representation |
---|---|
bin | 110101011110110000… |
… | …110100111010101100 |
3 | 12111020000012102202220 |
4 | 311132300310322230 |
5 | 1420101123322222 |
6 | 42214100515340 |
7 | 4102013424315 |
oct | 653660647254 |
9 | 174200172686 |
10 | 57424432812 |
11 | 2239866033a |
12 | b1673abb50 |
13 | 5551c90236 |
14 | 2aca7b160c |
15 | 176159bb5c |
hex | d5ec34eac |
57424432812 has 24 divisors (see below), whose sum is σ = 134120082096. Its totient is φ = 19122943488.
The previous prime is 57424432801. The next prime is 57424432817. The reversal of 57424432812 is 21823442475.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (57424432817) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2303853 + ... + 2328644.
It is an arithmetic number, because the mean of its divisors is an integer number (5588336754).
Almost surely, 257424432812 is an apocalyptic number.
It is an amenable number.
57424432812 is an abundant number, since it is smaller than the sum of its proper divisors (76695649284).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57424432812 is a wasteful number, since it uses less digits than its factorization.
57424432812 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4633537 (or 4633535 counting only the distinct ones).
The product of its digits is 430080, while the sum is 42.
The spelling of 57424432812 in words is "fifty-seven billion, four hundred twenty-four million, four hundred thirty-two thousand, eight hundred twelve".
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