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12414810442 = 26207405221
BaseRepresentation
bin10111000111111101…
…01111100101001010
31012001012122201022011
423203332233211022
5200411142413232
65411524250134
7616436101426
oct134376574512
935035581264
1012414810442
1152a0922921
1224a584094a
13122b0903a8
1485ab59b86
154c9dac547
hex2e3faf94a

12414810442 has 4 divisors (see below), whose sum is σ = 18622215666. Its totient is φ = 6207405220.

The previous prime is 12414810409. The next prime is 12414810449. The reversal of 12414810442 is 24401841421.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 7242180201 + 5172630241 = 85101^2 + 71921^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (12414810449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3103702609 + ... + 3103702612.

Almost surely, 212414810442 is an apocalyptic number.

12414810442 is a deficient number, since it is larger than the sum of its proper divisors (6207405224).

12414810442 is an equidigital number, since it uses as much as digits as its factorization.

12414810442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6207405223.

The product of its (nonzero) digits is 8192, while the sum is 31.

The spelling of 12414810442 in words is "twelve billion, four hundred fourteen million, eight hundred ten thousand, four hundred forty-two".

Divisors: 1 2 6207405221 12414810442