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15007065041 = 21171123531
BaseRepresentation
bin11011111100111110…
…11010001111010001
31102201212102220002202
431332133122033101
5221213302040131
610521045252545
71040613643133
oct157637321721
942655386082
1015007065041
1164011080a1
122aa9a04155
131552150a57
14a25143053
155cc75cbcb
hex37e7da3d1

15007065041 has 4 divisors (see below), whose sum is σ = 15078188784. Its totient is φ = 14935941300.

The previous prime is 15007065037. The next prime is 15007065043. The reversal of 15007065041 is 14056070051.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 15007065041 - 22 = 15007065037 is a prime.

It is a super-2 number, since 2×150070650412 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 15007064995 and 15007065013.

It is not an unprimeable number, because it can be changed into a prime (15007065043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35561555 + ... + 35561976.

It is an arithmetic number, because the mean of its divisors is an integer number (3769547196).

Almost surely, 215007065041 is an apocalyptic number.

It is an amenable number.

15007065041 is a deficient number, since it is larger than the sum of its proper divisors (71123743).

15007065041 is an equidigital number, since it uses as much as digits as its factorization.

15007065041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71123742.

The product of its (nonzero) digits is 4200, while the sum is 29.

The spelling of 15007065041 in words is "fifteen billion, seven million, sixty-five thousand, forty-one".

Divisors: 1 211 71123531 15007065041