Base | Representation |
---|---|
bin | 11101010001000100… |
… | …000011111110010110 |
3 | 10000010001021202101202 |
4 | 131101010003332112 |
5 | 1003324221243142 |
6 | 22234130152502 |
7 | 2161510211534 |
oct | 352104037626 |
9 | 100101252352 |
10 | 31424790422 |
11 | 12366525183 |
12 | 6110122732 |
13 | 2c6a61355c |
14 | 1741771154 |
15 | c3dc69032 |
hex | 751103f96 |
31424790422 has 32 divisors (see below), whose sum is σ = 51266545920. Its totient is φ = 14398806240.
The previous prime is 31424790391. The next prime is 31424790433. The reversal of 31424790422 is 22409742413.
It is a Harshad number since it is a multiple of its sum of digits (38).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33113 + ... + 252875.
It is an arithmetic number, because the mean of its divisors is an integer number (1602079560).
Almost surely, 231424790422 is an apocalyptic number.
31424790422 is a deficient number, since it is larger than the sum of its proper divisors (19841755498).
31424790422 is a wasteful number, since it uses less digits than its factorization.
31424790422 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 219908.
The product of its (nonzero) digits is 96768, while the sum is 38.
The spelling of 31424790422 in words is "thirty-one billion, four hundred twenty-four million, seven hundred ninety thousand, four hundred twenty-two".
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