Base | Representation |
---|---|
bin | 10111100101101011… |
… | …10111011001000011 |
3 | 1012200120211001001022 |
4 | 23302311313121003 |
5 | 201414010011004 |
6 | 5452352300055 |
7 | 625554265661 |
oct | 136265673103 |
9 | 35616731038 |
10 | 12664141379 |
11 | 540963994a |
12 | 255524162b |
13 | 126a92a3a6 |
14 | 881cddc31 |
15 | 4e1c0d2be |
hex | 2f2d77643 |
12664141379 has 4 divisors (see below), whose sum is σ = 12710872800. Its totient is φ = 12617409960.
The previous prime is 12664141349. The next prime is 12664141433. The reversal of 12664141379 is 97314146621.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12664141379 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12664141349) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23365304 + ... + 23365845.
It is an arithmetic number, because the mean of its divisors is an integer number (3177718200).
Almost surely, 212664141379 is an apocalyptic number.
12664141379 is a deficient number, since it is larger than the sum of its proper divisors (46731421).
12664141379 is an equidigital number, since it uses as much as digits as its factorization.
12664141379 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46731420.
The product of its digits is 217728, while the sum is 44.
The spelling of 12664141379 in words is "twelve billion, six hundred sixty-four million, one hundred forty-one thousand, three hundred seventy-nine".
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