Base | Representation |
---|---|
bin | 10111101011110001… |
… | …01001000111101111 |
3 | 1012211010220010200122 |
4 | 23311320221013233 |
5 | 202020042413012 |
6 | 5501414515155 |
7 | 630044265605 |
oct | 136570510757 |
9 | 35733803618 |
10 | 12715201007 |
11 | 5435443793 |
12 | 256a365abb |
13 | 1278396ba2 |
14 | 8889d1875 |
15 | 4e6446e72 |
hex | 2f5e291ef |
12715201007 has 4 divisors (see below), whose sum is σ = 13010903400. Its totient is φ = 12419498616.
The previous prime is 12715201001. The next prime is 12715201027. The reversal of 12715201007 is 70010251721.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 12715201007 - 210 = 12715199983 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 (12715201001) 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, 147851132 + ... + 147851217.
It is an arithmetic number, because the mean of its divisors is an integer number (3252725850).
Almost surely, 212715201007 is an apocalyptic number.
12715201007 is a deficient number, since it is larger than the sum of its proper divisors (295702393).
12715201007 is an equidigital number, since it uses as much as digits as its factorization.
12715201007 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 295702392.
The product of its (nonzero) digits is 980, while the sum is 26.
Adding to 12715201007 its reverse (70010251721), we get a palindrome (82725452728).
The spelling of 12715201007 in words is "twelve billion, seven hundred fifteen million, two hundred one thousand, seven".
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