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13950589 = 31450019
BaseRepresentation
bin110101001101…
…111001111101
3222020202121111
4311031321331
512032404324
61215002021
7226402162
oct65157175
928222544
1013950589
117969314
124809311
132b75ab3
141bd2069
151358794
hexd4de7d

13950589 has 4 divisors (see below), whose sum is σ = 14400640. Its totient is φ = 13500540.

The previous prime is 13950571. The next prime is 13950593. The reversal of 13950589 is 98505931.

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: 98505931 = 331297601.

It is a cyclic number.

It is not a de Polignac number, because 13950589 - 211 = 13948541 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 (13950529) 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, 224979 + ... + 225040.

It is an arithmetic number, because the mean of its divisors is an integer number (3600160).

Almost surely, 213950589 is an apocalyptic number.

It is an amenable number.

13950589 is a deficient number, since it is larger than the sum of its proper divisors (450051).

13950589 is an equidigital number, since it uses as much as digits as its factorization.

13950589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450050.

The product of its (nonzero) digits is 48600, while the sum is 40.

The square root of 13950589 is about 3735.0487279285. The cubic root of 13950589 is about 240.7303504280.

The spelling of 13950589 in words is "thirteen million, nine hundred fifty thousand, five hundred eighty-nine".

Divisors: 1 31 450019 13950589