Base | Representation |
---|---|
bin | 11101010000111001… |
… | …011011000100010110 |
3 | 10000002212001001121202 |
4 | 131100321123010112 |
5 | 1003323013021210 |
6 | 22233550312502 |
7 | 2161444414421 |
oct | 352071330426 |
9 | 100085031552 |
10 | 31422001430 |
11 | 1236499a826 |
12 | 610b1b8732 |
13 | 2c69b77c71 |
14 | 17412469b8 |
15 | c3d8b79a5 |
hex | 750e5b116 |
31422001430 has 16 divisors (see below), whose sum is σ = 56647032480. Its totient is φ = 12549371712.
The previous prime is 31422001421. The next prime is 31422001441. The reversal of 31422001430 is 3410022413.
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 7 ways as a sum of consecutive naturals, for example, 2421815 + ... + 2434754.
It is an arithmetic number, because the mean of its divisors is an integer number (3540439530).
Almost surely, 231422001430 is an apocalyptic number.
31422001430 is a deficient number, since it is larger than the sum of its proper divisors (25225031050).
31422001430 is a wasteful number, since it uses less digits than its factorization.
31422001430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4857223.
The product of its (nonzero) digits is 576, while the sum is 20.
Adding to 31422001430 its reverse (3410022413), we get a palindrome (34832023843).
The spelling of 31422001430 in words is "thirty-one billion, four hundred twenty-two million, one thousand, four hundred thirty".
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