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12017070707 = 71169254517
BaseRepresentation
bin10110011000100010…
…11111001001110011
31011000111020102221212
423030101133021303
5144102332230312
65304235310335
7603536262365
oct131421371163
934014212855
1012017070707
1151073610a4
1223b45ab3ab
131196860835
1481ddc2d35
154a4ee3822
hex2cc45f273

12017070707 has 4 divisors (see below), whose sum is σ = 12186325296. Its totient is φ = 11847816120.

The previous prime is 12017070677. The next prime is 12017070743. The reversal of 12017070707 is 70707071021.

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 12017070707 - 28 = 12017070451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12017070757) 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, 84627188 + ... + 84627329.

It is an arithmetic number, because the mean of its divisors is an integer number (3046581324).

Almost surely, 212017070707 is an apocalyptic number.

12017070707 is a deficient number, since it is larger than the sum of its proper divisors (169254589).

12017070707 is an equidigital number, since it uses as much as digits as its factorization.

12017070707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169254588.

The product of its (nonzero) digits is 4802, while the sum is 32.

The spelling of 12017070707 in words is "twelve billion, seventeen million, seventy thousand, seven hundred seven".

Divisors: 1 71 169254517 12017070707