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14737989 = 373122639
BaseRepresentation
bin111000001110…
…001001000101
31000201202201110
4320032021011
512233103424
61243515233
7236161620
oct70161105
930652643
1014737989
118356962
124b28b19
133090306
141d58db7
151461c29
hexe0e245

14737989 has 16 divisors (see below), whose sum is σ = 23183360. Its totient is φ = 8149680.

The previous prime is 14737973. The next prime is 14737991. The reversal of 14737989 is 98973741.

It is not a de Polignac number, because 14737989 - 24 = 14737973 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 (14737909) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10669 + ... + 11970.

It is an arithmetic number, because the mean of its divisors is an integer number (1448960).

Almost surely, 214737989 is an apocalyptic number.

It is an amenable number.

14737989 is a deficient number, since it is larger than the sum of its proper divisors (8445371).

14737989 is a wasteful number, since it uses less digits than its factorization.

14737989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22680.

The product of its digits is 381024, while the sum is 48.

The square root of 14737989 is about 3839.0088564628. The cubic root of 14737989 is about 245.1768208482.

The spelling of 14737989 in words is "fourteen million, seven hundred thirty-seven thousand, nine hundred eighty-nine".

Divisors: 1 3 7 21 31 93 217 651 22639 67917 158473 475419 701809 2105427 4912663 14737989