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13955982607 = 7446512
BaseRepresentation
bin11001111111101011…
…10110010100001111
31100000121122101001201
430333311312110033
5212040212420412
610224501050331
71002561615640
oct147765662417
940017571051
1013955982607
115a11874326
1228559b69a7
131415469898
149656d96c7
1556a33ae57
hex33fd7650f

13955982607 has 6 divisors (see below), whose sum is σ = 15950051624. Its totient is φ = 11962002900.

The previous prime is 13955982589. The next prime is 13955982617. The reversal of 13955982607 is 70628955931.

It is not a de Polignac number, because 13955982607 - 223 = 13947593999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13955982617) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 290232 + ... + 334882.

Almost surely, 213955982607 is an apocalyptic number.

13955982607 is a deficient number, since it is larger than the sum of its proper divisors (1994069017).

13955982607 is an frugal number, since it uses more digits than its factorization.

13955982607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89309 (or 44658 counting only the distinct ones).

The product of its (nonzero) digits is 4082400, while the sum is 55.

The spelling of 13955982607 in words is "thirteen billion, nine hundred fifty-five million, nine hundred eighty-two thousand, six hundred seven".

Divisors: 1 7 44651 312557 1993711801 13955982607