Base | Representation |
---|---|
bin | 1100010001000101110001… |
… | …0011100111100111000100 |
3 | 1202202102020012120022201100 |
4 | 3010101130103213213010 |
5 | 3231440400431100132 |
6 | 44404103541100100 |
7 | 2561312630001066 |
oct | 304213423474704 |
9 | 52672205508640 |
10 | 13487745956292 |
11 | 4330136a70843 |
12 | 161a0229b7630 |
13 | 76ab7314454a |
14 | 348b4b9bb736 |
15 | 185ca95b737c |
hex | c445c4e79c4 |
13487745956292 has 72 divisors (see below), whose sum is σ = 35581801895640. Its totient is φ = 4302468817920.
The previous prime is 13487745956281. The next prime is 13487745956297. The reversal of 13487745956292 is 29265954778431.
13487745956292 is a `hidden beast` number, since 1 + 3 + 4 + 8 + 7 + 7 + 4 + 59 + 562 + 9 + 2 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 7863078276 + 13479882878016 = 88674^2 + 3671496^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 13487745956292.
It is not an unprimeable number, because it can be changed into a prime (13487745956297) 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, 57047059 + ... + 57283002.
It is an arithmetic number, because the mean of its divisors is an integer number (494191692995).
Almost surely, 213487745956292 is an apocalyptic number.
13487745956292 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
13487745956292 is an abundant number, since it is smaller than the sum of its proper divisors (22094055939348).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13487745956292 is a wasteful number, since it uses less digits than its factorization.
13487745956292 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 114330213 (or 114330208 counting only the distinct ones).
The product of its digits is 914457600, while the sum is 72.
The spelling of 13487745956292 in words is "thirteen trillion, four hundred eighty-seven billion, seven hundred forty-five million, nine hundred fifty-six thousand, two hundred ninety-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •