Base | Representation |
---|---|
bin | 11101001111101101… |
… | …101010110110010010 |
3 | 10000001110200011010212 |
4 | 131033231222312102 |
5 | 1003302422034442 |
6 | 22232000524122 |
7 | 2161113545450 |
oct | 351755526622 |
9 | 100043604125 |
10 | 31402143122 |
11 | 123547669a9 |
12 | 6104620642 |
13 | 2c65a1419c |
14 | 173c7579d0 |
15 | c3bc93a82 |
hex | 74fb6ad92 |
31402143122 has 8 divisors (see below), whose sum is σ = 53832245376. Its totient is φ = 13458061332.
The previous prime is 31402143107. The next prime is 31402143139. The reversal of 31402143122 is 22134120413.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1121505098 + ... + 1121505125.
It is an arithmetic number, because the mean of its divisors is an integer number (6729030672).
Almost surely, 231402143122 is an apocalyptic number.
31402143122 is a deficient number, since it is larger than the sum of its proper divisors (22430102254).
31402143122 is a wasteful number, since it uses less digits than its factorization.
31402143122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2243010232.
The product of its (nonzero) digits is 1152, while the sum is 23.
Adding to 31402143122 its reverse (22134120413), we get a palindrome (53536263535).
The spelling of 31402143122 in words is "thirty-one billion, four hundred two million, one hundred forty-three thousand, one hundred twenty-two".
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