Base | Representation |
---|---|
bin | 1101101000101… |
… | …0111100110010 |
3 | 10222121200000012 |
4 | 3122022330302 |
5 | 104120122432 |
6 | 5401454522 |
7 | 1263061142 |
oct | 332127462 |
9 | 128550005 |
10 | 57192242 |
11 | 2a313418 |
12 | 171a1442 |
13 | bb05c83 |
14 | 784a922 |
15 | 504acb2 |
hex | 368af32 |
57192242 has 16 divisors (see below), whose sum is σ = 91000800. Its totient is φ = 26881920.
The previous prime is 57192227. The next prime is 57192251. The reversal of 57192242 is 24229175.
It is a junction number, because it is equal to n+sod(n) for n = 57192199 and 57192208.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 767 + ... + 10722.
It is an arithmetic number, because the mean of its divisors is an integer number (5687550).
Almost surely, 257192242 is an apocalyptic number.
57192242 is a deficient number, since it is larger than the sum of its proper divisors (33808558).
57192242 is a wasteful number, since it uses less digits than its factorization.
57192242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11641.
The product of its digits is 10080, while the sum is 32.
The square root of 57192242 is about 7562.5552559965. Note that the first 3 decimals coincide. The cubic root of 57192242 is about 385.2822846837.
The spelling of 57192242 in words is "fifty-seven million, one hundred ninety-two thousand, two hundred forty-two".
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