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13989062 = 217411443
BaseRepresentation
bin110101010111…
…010011000110
3222022201101102
4311113103012
512040122222
61215500102
7226622303
oct65272306
928281342
1013989062
11799520a
124827632
132b8a469
141c020aa
151364d92
hexd574c6

13989062 has 8 divisors (see below), whose sum is σ = 22217976. Its totient is φ = 6583072.

The previous prime is 13989047. The next prime is 13989067. The reversal of 13989062 is 26098931.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13989067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 205688 + ... + 205755.

It is an arithmetic number, because the mean of its divisors is an integer number (2777247).

Almost surely, 213989062 is an apocalyptic number.

13989062 is a deficient number, since it is larger than the sum of its proper divisors (8228914).

13989062 is a wasteful number, since it uses less digits than its factorization.

13989062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411462.

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 13989062 is about 3740.1954494384. The cubic root of 13989062 is about 240.9514430734.

The spelling of 13989062 in words is "thirteen million, nine hundred eighty-nine thousand, sixty-two".

Divisors: 1 2 17 34 411443 822886 6994531 13989062