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13612641043 = 311492947097
BaseRepresentation
bin11001010110110000…
…00110101100010011
31022010200120210222111
430223120012230103
5210334314003133
610130434050151
7661222353061
oct145330065423
938120523874
1013612641043
115855a87771
12277aa19957
13138c2a52b1
14931c83031
1554a11a1cd
hex32b606b13

13612641043 has 8 divisors (see below), whose sum is σ = 14146070400. Its totient is φ = 13085106240.

The previous prime is 13612641041. The next prime is 13612641073. The reversal of 13612641043 is 34014621631.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13612641043 - 21 = 13612641041 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13612640996 and 13612641014.

It is not an unprimeable number, because it can be changed into a prime (13612641041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1468930 + ... + 1478167.

It is an arithmetic number, because the mean of its divisors is an integer number (1768258800).

Almost surely, 213612641043 is an apocalyptic number.

13612641043 is a deficient number, since it is larger than the sum of its proper divisors (533429357).

13612641043 is a wasteful number, since it uses less digits than its factorization.

13612641043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2947277.

The product of its (nonzero) digits is 10368, while the sum is 31.

The spelling of 13612641043 in words is "thirteen billion, six hundred twelve million, six hundred forty-one thousand, forty-three".

Divisors: 1 31 149 4619 2947097 91360007 439117453 13612641043