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13937701 = 23605987
BaseRepresentation
bin110101001010…
…110000100101
3222020002221011
4311022300211
512032001301
61214422221
7226316461
oct65126045
928202834
1013937701
11795a668
124801971
132b6cc7b
141bcb4a1
151354a51
hexd4ac25

13937701 has 4 divisors (see below), whose sum is σ = 14543712. Its totient is φ = 13331692.

The previous prime is 13937699. The next prime is 13937741. The reversal of 13937701 is 10773931.

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 13937701 - 21 = 13937699 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 (13937741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 302971 + ... + 303016.

It is an arithmetic number, because the mean of its divisors is an integer number (3635928).

Almost surely, 213937701 is an apocalyptic number.

It is an amenable number.

13937701 is a deficient number, since it is larger than the sum of its proper divisors (606011).

13937701 is an equidigital number, since it uses as much as digits as its factorization.

13937701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606010.

The product of its (nonzero) digits is 3969, while the sum is 31.

The square root of 13937701 is about 3733.3230505811. The cubic root of 13937701 is about 240.6561961240.

The spelling of 13937701 in words is "thirteen million, nine hundred thirty-seven thousand, seven hundred one".

Divisors: 1 23 605987 13937701