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13700537369 = 127107878247
BaseRepresentation
bin11001100001001110…
…11001110000011001
31022100210222102001222
430300213121300121
5211024314143434
610143254021425
7663340434431
oct146047316031
938323872058
1013700537369
1158a0661562
1227a4347875
1313a456b85c
1493d8032c1
15552bcd72e
hex3309d9c19

13700537369 has 4 divisors (see below), whose sum is σ = 13808415744. Its totient is φ = 13592658996.

The previous prime is 13700537359. The next prime is 13700537387. The reversal of 13700537369 is 96373500731.

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, and also an emirpimes, since its reverse is a distinct semiprime: 96373500731 = 113227851153.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13700537369 is a prime.

It is a super-2 number, since 2×137005373692 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13700537359) 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, 53938997 + ... + 53939250.

It is an arithmetic number, because the mean of its divisors is an integer number (3452103936).

Almost surely, 213700537369 is an apocalyptic number.

It is an amenable number.

13700537369 is a deficient number, since it is larger than the sum of its proper divisors (107878375).

13700537369 is a wasteful number, since it uses less digits than its factorization.

13700537369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107878374.

The product of its (nonzero) digits is 357210, while the sum is 44.

The spelling of 13700537369 in words is "thirteen billion, seven hundred million, five hundred thirty-seven thousand, three hundred sixty-nine".

Divisors: 1 127 107878247 13700537369