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19975314 = 235695851
BaseRepresentation
bin100110000110…
…0110010010010
31101120211222110
41030030302102
520103202224
61552050150
7331534032
oct114146222
941524873
1019975314
1110303827
126833956
1341a5118
14291d8c2
151b48929
hex130cc92

19975314 has 16 divisors (see below), whose sum is σ = 40027680. Its totient is φ = 6645600.

The previous prime is 19975309. The next prime is 19975321. The reversal of 19975314 is 41357991.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 489 + ... + 6339.

It is an arithmetic number, because the mean of its divisors is an integer number (2501730).

Almost surely, 219975314 is an apocalyptic number.

19975314 is an abundant number, since it is smaller than the sum of its proper divisors (20052366).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

19975314 is a wasteful number, since it uses less digits than its factorization.

19975314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6425.

The product of its digits is 34020, while the sum is 39.

The square root of 19975314 is about 4469.3751241085. The cubic root of 19975314 is about 271.3300354902.

The spelling of 19975314 in words is "nineteen million, nine hundred seventy-five thousand, three hundred fourteen".

Divisors: 1 2 3 6 569 1138 1707 3414 5851 11702 17553 35106 3329219 6658438 9987657 19975314