Base | Representation |
---|---|
bin | 11101001010111101… |
… | …001011000011100100 |
3 | 2222211220110202221120 |
4 | 131022331023003210 |
5 | 1003122003233444 |
6 | 22220030013540 |
7 | 2156124223323 |
oct | 351275130344 |
9 | 88756422846 |
10 | 31322321124 |
11 | 123136a7506 |
12 | 60a19472b0 |
13 | 2c52316b33 |
14 | 1731cda0ba |
15 | c34c77b19 |
hex | 74af4b0e4 |
31322321124 has 24 divisors (see below), whose sum is σ = 73376599968. Its totient is φ = 10399176000.
The previous prime is 31322321113. The next prime is 31322321153. The reversal of 31322321124 is 42112322313.
It is a nude number because it is divisible by every one of its digits.
It is a junction number, because it is equal to n+sod(n) for n = 31322321094 and 31322321103.
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, 5196577 + ... + 5202600.
It is an arithmetic number, because the mean of its divisors is an integer number (3057358332).
Almost surely, 231322321124 is an apocalyptic number.
It is an amenable number.
31322321124 is an abundant number, since it is smaller than the sum of its proper divisors (42054278844).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31322321124 is a wasteful number, since it uses less digits than its factorization.
31322321124 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10399435 (or 10399433 counting only the distinct ones).
The product of its digits is 1728, while the sum is 24.
Adding to 31322321124 its reverse (42112322313), we get a palindrome (73434643437).
The spelling of 31322321124 in words is "thirty-one billion, three hundred twenty-two million, three hundred twenty-one thousand, one hundred twenty-four".
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