Base | Representation |
---|---|
bin | 11000011101011100… |
… | …10001010101100000 |
3 | 1020220012000021110021 |
4 | 30032232101111200 |
5 | 203343232200134 |
6 | 10011022243224 |
7 | 643264262212 |
oct | 141656212540 |
9 | 36805007407 |
10 | 13131912544 |
11 | 5629693293 |
12 | 2665a26514 |
13 | 1313809b6a |
14 | 8c80a65b2 |
15 | 51cd0c0b4 |
hex | 30eb91560 |
13131912544 has 12 divisors (see below), whose sum is σ = 25853452884. Its totient is φ = 6565956256.
The previous prime is 13131912487. The next prime is 13131912571. The reversal of 13131912544 is 44521913131.
It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 205186102 + ... + 205186165.
It is an arithmetic number, because the mean of its divisors is an integer number (2154454407).
Almost surely, 213131912544 is an apocalyptic number.
It is an amenable number.
13131912544 is a deficient number, since it is larger than the sum of its proper divisors (12721540340).
13131912544 is an equidigital number, since it uses as much as digits as its factorization.
13131912544 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 410372277 (or 410372269 counting only the distinct ones).
The product of its digits is 12960, while the sum is 34.
The spelling of 13131912544 in words is "thirteen billion, one hundred thirty-one million, nine hundred twelve thousand, five hundred forty-four".
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