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12461652023 = 43289805861
BaseRepresentation
bin10111001101100010…
…11011100000110111
31012011110210111212112
423212301123200313
5201010140331043
65420320241235
7620545203002
oct134661334067
935143714775
1012461652023
115315306677
1224b947021b
1312379b0cc2
14863070539
154ce061518
hex2e6c5b837

12461652023 has 4 divisors (see below), whose sum is σ = 12751457928. Its totient is φ = 12171846120.

The previous prime is 12461652013. The next prime is 12461652041. The reversal of 12461652023 is 32025616421.

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 12461652023 - 214 = 12461635639 is a prime.

It is a super-2 number, since 2×124616520232 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12461652013) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 144902888 + ... + 144902973.

It is an arithmetic number, because the mean of its divisors is an integer number (3187864482).

Almost surely, 212461652023 is an apocalyptic number.

12461652023 is a deficient number, since it is larger than the sum of its proper divisors (289805905).

12461652023 is an equidigital number, since it uses as much as digits as its factorization.

12461652023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289805904.

The product of its (nonzero) digits is 17280, while the sum is 32.

The spelling of 12461652023 in words is "twelve billion, four hundred sixty-one million, six hundred fifty-two thousand, twenty-three".

Divisors: 1 43 289805861 12461652023