Base | Representation |
---|---|
bin | 11000100000001101… |
… | …10101111100010100 |
3 | 1020221210200220101212 |
4 | 30100012311330110 |
5 | 203420203144111 |
6 | 10013212040552 |
7 | 643665525026 |
oct | 142006657424 |
9 | 36853626355 |
10 | 13155131156 |
11 | 5640801822 |
12 | 2671763158 |
13 | 131857929b |
14 | 8cb1cc016 |
15 | 51ed9698b |
hex | 3101b5f14 |
13155131156 has 12 divisors (see below), whose sum is σ = 24233136480. Its totient is φ = 6231377880.
The previous prime is 13155131153. The next prime is 13155131159. The reversal of 13155131156 is 65113155131.
It is an interprime number because it is at equal distance from previous prime (13155131153) and next prime (13155131159).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13155131153) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86546840 + ... + 86546991.
It is an arithmetic number, because the mean of its divisors is an integer number (2019428040).
Almost surely, 213155131156 is an apocalyptic number.
It is an amenable number.
13155131156 is a deficient number, since it is larger than the sum of its proper divisors (11078005324).
13155131156 is a wasteful number, since it uses less digits than its factorization.
13155131156 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 173093854 (or 173093852 counting only the distinct ones).
The product of its digits is 6750, while the sum is 32.
Adding to 13155131156 its reverse (65113155131), we get a palindrome (78268286287).
The spelling of 13155131156 in words is "thirteen billion, one hundred fifty-five million, one hundred thirty-one thousand, one hundred fifty-six".
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