Base | Representation |
---|---|
bin | 10110110100110001… |
… | …11100000001100101 |
3 | 1011121222212212112020 |
4 | 23122120330001211 |
5 | 200043444424442 |
6 | 5343535413353 |
7 | 612443321355 |
oct | 133230740145 |
9 | 34558785466 |
10 | 12253904997 |
11 | 5219012214 |
12 | 245b984259 |
13 | 1203943779 |
14 | 843632b65 |
15 | 4babc69ec |
hex | 2da63c065 |
12253904997 has 16 divisors (see below), whose sum is σ = 17307820800. Its totient is φ = 7685084672.
The previous prime is 12253904987. The next prime is 12253905019. The reversal of 12253904997 is 79940935221.
It is a cyclic number.
It is not a de Polignac number, because 12253904997 - 26 = 12253904933 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12253904987) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54004 + ... + 165602.
It is an arithmetic number, because the mean of its divisors is an integer number (1081738800).
Almost surely, 212253904997 is an apocalyptic number.
12253904997 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
It is an amenable number.
12253904997 is a deficient number, since it is larger than the sum of its proper divisors (5053915803).
12253904997 is a wasteful number, since it uses less digits than its factorization.
12253904997 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 113772.
The product of its (nonzero) digits is 1224720, while the sum is 51.
The spelling of 12253904997 in words is "twelve billion, two hundred fifty-three million, nine hundred four thousand, nine hundred ninety-seven".
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