Base | Representation |
---|---|
bin | 10111101111101001… |
… | …10100110000010100 |
3 | 1012220102011000201011 |
4 | 23313310310300110 |
5 | 202101411121031 |
6 | 5504540342004 |
7 | 630621061030 |
oct | 136764646024 |
9 | 35812130634 |
10 | 12747754516 |
11 | 5451858712 |
12 | 2579244904 |
13 | 1282054213 |
14 | 88d0671c0 |
15 | 4e92276b1 |
hex | 2f7d34c14 |
12747754516 has 24 divisors (see below), whose sum is σ = 25499537280. Its totient is φ = 5462460192.
The previous prime is 12747754469. The next prime is 12747754519. The reversal of 12747754516 is 61545774721.
It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 12747754516.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12747754519) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163905 + ... + 228823.
It is an arithmetic number, because the mean of its divisors is an integer number (1062480720).
Almost surely, 212747754516 is an apocalyptic number.
It is an amenable number.
12747754516 is an abundant number, since it is smaller than the sum of its proper divisors (12751782764).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12747754516 is a wasteful number, since it uses less digits than its factorization.
12747754516 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 71943 (or 71941 counting only the distinct ones).
The product of its digits is 1646400, while the sum is 49.
The spelling of 12747754516 in words is "twelve billion, seven hundred forty-seven million, seven hundred fifty-four thousand, five hundred sixteen".
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