Base | Representation |
---|---|
bin | 111110100110111101… |
… | …101100011010111111 |
3 | 20102112002000101202220 |
4 | 332212331230122333 |
5 | 2100134234400111 |
6 | 50514424020423 |
7 | 4566626010360 |
oct | 764675543277 |
9 | 212462011686 |
10 | 67225700031 |
11 | 26568178486 |
12 | 11041901713 |
13 | 6454748139 |
14 | 337a3a1b67 |
15 | 1b36ca0e06 |
hex | fa6f6c6bf |
67225700031 has 48 divisors (see below), whose sum is σ = 108904934400. Its totient is φ = 36126604800.
The previous prime is 67225700027. The next prime is 67225700033. The reversal of 67225700031 is 13000752276.
It is not a de Polignac number, because 67225700031 - 22 = 67225700027 is a prime.
It is a super-2 number, since 2×672257000312 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 67225699965 and 67225700001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (67225700033) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9397306 + ... + 9404456.
It is an arithmetic number, because the mean of its divisors is an integer number (2268852800).
Almost surely, 267225700031 is an apocalyptic number.
67225700031 is a deficient number, since it is larger than the sum of its proper divisors (41679234369).
67225700031 is a wasteful number, since it uses less digits than its factorization.
67225700031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8744 (or 8727 counting only the distinct ones).
The product of its (nonzero) digits is 17640, while the sum is 33.
The spelling of 67225700031 in words is "sixty-seven billion, two hundred twenty-five million, seven hundred thousand, thirty-one".
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