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14064379 = 710918433
BaseRepresentation
bin110101101001…
…101011111011
3222110112200221
4311221223323
512100030004
61221240511
7230355010
oct65515373
928415627
1014064379
117a3685a
124863137
132bb5824
141c21707
15137c354
hexd69afb

14064379 has 8 divisors (see below), whose sum is σ = 16221920. Its totient is φ = 11943936.

The previous prime is 14064371. The next prime is 14064409. The reversal of 14064379 is 97346041.

It is a happy number.

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

It is a 14-Lehmer number, since φ(14064379) divides (14064379-1)14.

It is a cyclic number.

It is not a de Polignac number, because 14064379 - 23 = 14064371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14064371) 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, 8454 + ... + 9979.

It is an arithmetic number, because the mean of its divisors is an integer number (2027740).

Almost surely, 214064379 is an apocalyptic number.

14064379 is a deficient number, since it is larger than the sum of its proper divisors (2157541).

14064379 is a wasteful number, since it uses less digits than its factorization.

14064379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18549.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 14064379 is about 3750.2505249650. The cubic root of 14064379 is about 241.3830962181.

The spelling of 14064379 in words is "fourteen million, sixty-four thousand, three hundred seventy-nine".

Divisors: 1 7 109 763 18433 129031 2009197 14064379