Base | Representation |
---|---|
bin | 110100001010001111100… |
… | …0000111000011110011010 |
3 | 221101022222102222020200220 |
4 | 1220110133000320132122 |
5 | 1414423221102221132 |
6 | 23125151043540510 |
7 | 1336634026616421 |
oct | 150243700703632 |
9 | 27338872866626 |
10 | 7168820742042 |
11 | 2314309466563 |
12 | 97944768a736 |
13 | 40002b17132b |
14 | 1aad8941c2b8 |
15 | c6726759a2c |
hex | 6851f03879a |
7168820742042 has 16 divisors (see below), whose sum is σ = 14337671581152. Its totient is φ = 2389601897840.
The previous prime is 7168820741993. The next prime is 7168820742043. The reversal of 7168820742042 is 2402470288617.
It is a super-2 number, since 2×71688207420422 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (7168820742043) 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, 2901868 + ... + 4770584.
It is an arithmetic number, because the mean of its divisors is an integer number (896104473822).
Almost surely, 27168820742042 is an apocalyptic number.
7168820742042 is an abundant number, since it is smaller than the sum of its proper divisors (7168850839110).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7168820742042 is a wasteful number, since it uses less digits than its factorization.
7168820742042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2508093.
The product of its (nonzero) digits is 2408448, while the sum is 51.
The spelling of 7168820742042 in words is "seven trillion, one hundred sixty-eight billion, eight hundred twenty million, seven hundred forty-two thousand, forty-two".
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