Base | Representation |
---|---|
bin | 11010000001101001101010… |
… | …01110010010101011010001 |
3 | 21111122021001221101110211210 |
4 | 31000310311032102223101 |
5 | 30000134232013030121 |
6 | 321415413325530333 |
7 | 15024553522532250 |
oct | 1500646516225321 |
9 | 244567057343753 |
10 | 57231332158161 |
11 | 17265742a92817 |
12 | 65039954139a9 |
13 | 25c1b78719c15 |
14 | 101c022c5c797 |
15 | 693ab9350876 |
hex | 340d35392ad1 |
57231332158161 has 32 divisors (see below), whose sum is σ = 87602274524160. Its totient is φ = 32556688341696.
The previous prime is 57231332158153. The next prime is 57231332158199. The reversal of 57231332158161 is 16185123313275.
It is not a de Polignac number, because 57231332158161 - 23 = 57231332158153 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 57231332158161.
It is not an unprimeable number, because it can be changed into a prime (57231332157161) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1833366 + ... + 10854671.
It is an arithmetic number, because the mean of its divisors is an integer number (2737571078880).
Almost surely, 257231332158161 is an apocalyptic number.
It is an amenable number.
57231332158161 is a deficient number, since it is larger than the sum of its proper divisors (30370942365999).
57231332158161 is a wasteful number, since it uses less digits than its factorization.
57231332158161 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12689013.
The product of its digits is 907200, while the sum is 48.
The spelling of 57231332158161 in words is "fifty-seven trillion, two hundred thirty-one billion, three hundred thirty-two million, one hundred fifty-eight thousand, one hundred sixty-one".
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