Base | Representation |
---|---|
bin | 10111101011011001… |
… | …10011111000011101 |
3 | 1012210221001120000201 |
4 | 23311230303320131 |
5 | 202013244134412 |
6 | 5501224223501 |
7 | 630006030106 |
oct | 136554637035 |
9 | 35727046021 |
10 | 12712099357 |
11 | 5433715441 |
12 | 256930ab91 |
13 | 127784c1a9 |
14 | 8884253ad |
15 | 4e6032e57 |
hex | 2f5b33e1d |
12712099357 has 4 divisors (see below), whose sum is σ = 12757018720. Its totient is φ = 12667179996.
The previous prime is 12712099297. The next prime is 12712099457. The reversal of 12712099357 is 75399021721.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 75399021721 = 853 ⋅88392757.
It is a cyclic number.
It is not a de Polignac number, because 12712099357 - 27 = 12712099229 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12712099457) 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, 22459257 + ... + 22459822.
It is an arithmetic number, because the mean of its divisors is an integer number (3189254680).
Almost surely, 212712099357 is an apocalyptic number.
It is an amenable number.
12712099357 is a deficient number, since it is larger than the sum of its proper divisors (44919363).
12712099357 is an equidigital number, since it uses as much as digits as its factorization.
12712099357 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 44919362.
The product of its (nonzero) digits is 238140, while the sum is 46.
The spelling of 12712099357 in words is "twelve billion, seven hundred twelve million, ninety-nine thousand, three hundred fifty-seven".
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