Base | Representation |
---|---|
bin | 11001111011101111… |
… | …01011111011101011 |
3 | 1022221022102002212210 |
4 | 30331313223323223 |
5 | 212003231104211 |
6 | 10221320140203 |
7 | 1002010532100 |
oct | 147567537353 |
9 | 38838362783 |
10 | 13922909931 |
11 | 59a5135337 |
12 | 2846907663 |
13 | 140b65a158 |
14 | 96116aaa7 |
15 | 5674a69a6 |
hex | 33ddebeeb |
13922909931 has 24 divisors (see below), whose sum is σ = 22178367120. Its totient is φ = 7740919872.
The previous prime is 13922909921. The next prime is 13922909941. The reversal of 13922909931 is 13990922931.
It is an interprime number because it is at equal distance from previous prime (13922909921) and next prime (13922909941).
It is not a de Polignac number, because 13922909931 - 25 = 13922909899 is a prime.
It is a super-2 number, since 2×139229099312 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (13922909921) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1274476 + ... + 1285353.
It is an arithmetic number, because the mean of its divisors is an integer number (924098630).
Almost surely, 213922909931 is an apocalyptic number.
13922909931 is a deficient number, since it is larger than the sum of its proper divisors (8255457189).
13922909931 is a wasteful number, since it uses less digits than its factorization.
13922909931 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2559883 (or 2559876 counting only the distinct ones).
The product of its (nonzero) digits is 236196, while the sum is 48.
The spelling of 13922909931 in words is "thirteen billion, nine hundred twenty-two million, nine hundred nine thousand, nine hundred thirty-one".
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