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12434244132 = 2231789579199
BaseRepresentation
bin10111001010010001…
…11000001000100100
31012002120020001022110
423211020320020210
5200431131303012
65413501001020
7620063221422
oct134510701044
935076201273
1012434244132
115300896722
1224b0253170
131232105b0b
1485d578112
154cb94a73c
hex2e5238224

12434244132 has 24 divisors (see below), whose sum is σ = 29029504000. Its totient is φ = 4142424096.

The previous prime is 12434244113. The next prime is 12434244149. The reversal of 12434244132 is 23144243421.

It is a super-2 number, since 2×124342441322 (a number of 21 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 12434244132.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 268132 + ... + 311067.

Almost surely, 212434244132 is an apocalyptic number.

12434244132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12434244132 is an abundant number, since it is smaller than the sum of its proper divisors (16595259868).

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

12434244132 is a wasteful number, since it uses less digits than its factorization.

12434244132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 580995 (or 580993 counting only the distinct ones).

The product of its digits is 18432, while the sum is 30.

Adding to 12434244132 its reverse (23144243421), we get a palindrome (35578487553).

The spelling of 12434244132 in words is "twelve billion, four hundred thirty-four million, two hundred forty-four thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 12 1789 3578 5367 7156 10734 21468 579199 1158398 1737597 2316796 3475194 6950388 1036187011 2072374022 3108561033 4144748044 6217122066 12434244132