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13646060005 = 510127021901
BaseRepresentation
bin11001011010101111…
…00101100111100101
31022020000110200011211
430231113211213211
5210421342410010
610134030231421
7662106411334
oct145527454745
938200420154
1013646060005
115872932946
12278a055571
1313961a6526
149364a1d1b
1554d01c08a
hex32d5e59e5

13646060005 has 8 divisors (see below), whose sum is σ = 16537404024. Its totient is φ = 10808760000.

The previous prime is 13646060003. The next prime is 13646060063. The reversal of 13646060005 is 50006064631.

It can be written as a sum of positive squares in 4 ways, for example, as 3782988036 + 9863071969 = 61506^2 + 99313^2 .

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

It is not a de Polignac number, because 13646060005 - 21 = 13646060003 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 (13646060003) 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, 13510446 + ... + 13511455.

It is an arithmetic number, because the mean of its divisors is an integer number (2067175503).

Almost surely, 213646060005 is an apocalyptic number.

It is an amenable number.

13646060005 is a deficient number, since it is larger than the sum of its proper divisors (2891344019).

13646060005 is a wasteful number, since it uses less digits than its factorization.

13646060005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27022007.

The product of its (nonzero) digits is 12960, while the sum is 31.

The spelling of 13646060005 in words is "thirteen billion, six hundred forty-six million, sixty thousand, five".

Divisors: 1 5 101 505 27021901 135109505 2729212001 13646060005