Base | Representation |
---|---|
bin | 111100100111011110011… |
… | …0011110000010100111010 |
3 | 1002111110001022220010111210 |
4 | 1321032330303300110322 |
5 | 2042444102433131332 |
6 | 25415131520503550 |
7 | 1516621440245331 |
oct | 171167463602472 |
9 | 32443038803453 |
10 | 8331109270842 |
11 | 2722226aa0126 |
12 | b2675b77abb6 |
13 | 48580a863527 |
14 | 20b32929cd18 |
15 | e6aa0815ecc |
hex | 793bccf053a |
8331109270842 has 16 divisors (see below), whose sum is σ = 17642349044352. Its totient is φ = 2613681339840.
The previous prime is 8331109270831. The next prime is 8331109270843. The reversal of 8331109270842 is 2480729011338.
It is a happy number.
It is a super-2 number, since 2×83311092708422 (a number of 27 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 8331109270791 and 8331109270800.
It is not an unprimeable number, because it can be changed into a prime (8331109270843) 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, 40838770834 + ... + 40838771037.
It is an arithmetic number, because the mean of its divisors is an integer number (1102646815272).
Almost surely, 28331109270842 is an apocalyptic number.
8331109270842 is an abundant number, since it is smaller than the sum of its proper divisors (9311239773510).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8331109270842 is a wasteful number, since it uses less digits than its factorization.
8331109270842 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81677541893.
The product of its (nonzero) digits is 580608, while the sum is 48.
The spelling of 8331109270842 in words is "eight trillion, three hundred thirty-one billion, one hundred nine million, two hundred seventy thousand, eight hundred forty-two".
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