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13954062887 = 711088318059
BaseRepresentation
bin11001111111011101…
…00001101000100111
31100000111000211200222
430333232201220213
5212034220003022
610224351554555
71002536402042
oct147756415047
940014024628
1013954062887
115a10782a86
12285522ba5b
131414c46b5b
14965359c59
1556a0ac242
hex33fba1a27

13954062887 has 8 divisors (see below), whose sum is σ = 14152682880. Its totient is φ = 13755500920.

The previous prime is 13954062883. The next prime is 13954062949. The reversal of 13954062887 is 78826045931.

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 13954062887 - 22 = 13954062883 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 (13954062883) 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, 763664 + ... + 781722.

It is an arithmetic number, because the mean of its divisors is an integer number (1769085360).

It is a 1-persistent number, because it is pandigital, but 2⋅13954062887 = 27908125774 is not.

Almost surely, 213954062887 is an apocalyptic number.

13954062887 is a deficient number, since it is larger than the sum of its proper divisors (198619993).

13954062887 is a wasteful number, since it uses less digits than its factorization.

13954062887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29013.

The product of its (nonzero) digits is 2903040, while the sum is 53.

The spelling of 13954062887 in words is "thirteen billion, nine hundred fifty-four million, sixty-two thousand, eight hundred eighty-seven".

Divisors: 1 71 10883 18059 772693 1282189 196536097 13954062887