Base | Representation |
---|---|
bin | 11000111110010000… |
… | …01010111101110100 |
3 | 1021121100220011022210 |
4 | 30133020022331310 |
5 | 204424211401102 |
6 | 10054213253420 |
7 | 653145534606 |
oct | 143710127564 |
9 | 37540804283 |
10 | 13407137652 |
11 | 575aa85a57 |
12 | 2722034270 |
13 | 135884205c |
14 | 91286b176 |
15 | 53707536c |
hex | 31f20af74 |
13407137652 has 24 divisors (see below), whose sum is σ = 33123517056. Its totient is φ = 4206160768.
The previous prime is 13407137647. The next prime is 13407137687. The reversal of 13407137652 is 25673170431.
It is a self number, because there is not a number n which added to its sum of digits gives 13407137652.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32860428 + ... + 32860835.
It is an arithmetic number, because the mean of its divisors is an integer number (1380146544).
Almost surely, 213407137652 is an apocalyptic number.
13407137652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
13407137652 is an abundant number, since it is smaller than the sum of its proper divisors (19716379404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13407137652 is a wasteful number, since it uses less digits than its factorization.
13407137652 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65721287 (or 65721285 counting only the distinct ones).
The product of its (nonzero) digits is 105840, while the sum is 39.
The spelling of 13407137652 in words is "thirteen billion, four hundred seven million, one hundred thirty-seven thousand, six hundred fifty-two".
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