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12103144314 = 2314341140659
BaseRepresentation
bin10110100010110011…
…10101001101111010
31011020111012102202020
423101121311031322
5144241401104224
65320552215310
7605633013012
oct132131651572
934214172666
1012103144314
115150a00508
12241939a536
1311ab639571
1482b5cac42
154ac846c79
hex2d167537a

12103144314 has 16 divisors (see below), whose sum is σ = 24208148640. Its totient is φ = 4034071440.

The previous prime is 12103144309. The next prime is 12103144327. The reversal of 12103144314 is 41344130121.

It is a super-2 number, since 2×121031443142 (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15717 + ... + 156375.

It is an arithmetic number, because the mean of its divisors is an integer number (1513009290).

Almost surely, 212103144314 is an apocalyptic number.

12103144314 is an abundant number, since it is smaller than the sum of its proper divisors (12105004326).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12103144314 is a wasteful number, since it uses less digits than its factorization.

12103144314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155005.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 12103144314 its reverse (41344130121), we get a palindrome (53447274435).

The spelling of 12103144314 in words is "twelve billion, one hundred three million, one hundred forty-four thousand, three hundred fourteen".

Divisors: 1 2 3 6 14341 28682 43023 86046 140659 281318 421977 843954 2017190719 4034381438 6051572157 12103144314