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189514932 = 22343367277
BaseRepresentation
bin10110100101111…
…00010010110100
3111012121100121120
423102330102310
5342003434212
630445543540
74460564445
oct1322742264
9435540546
10189514932
1197a81412
1253574bb0
1330355a19
141b2532cc
151198788c
hexb4bc4b4

189514932 has 24 divisors (see below), whose sum is σ = 452486496. Its totient is φ = 61702368.

The previous prime is 189514901. The next prime is 189514937. The reversal of 189514932 is 239415981.

189514932 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (189514937) 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, 183123 + ... + 184154.

It is an arithmetic number, because the mean of its divisors is an integer number (18853604).

Almost surely, 2189514932 is an apocalyptic number.

189514932 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

189514932 is an abundant number, since it is smaller than the sum of its proper divisors (262971564).

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

189514932 is a wasteful number, since it uses less digits than its factorization.

189514932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367327 (or 367325 counting only the distinct ones).

The product of its digits is 77760, while the sum is 42.

The square root of 189514932 is about 13766.4422419157. The cubic root of 189514932 is about 574.4000618465.

The spelling of 189514932 in words is "one hundred eighty-nine million, five hundred fourteen thousand, nine hundred thirty-two".

Divisors: 1 2 3 4 6 12 43 86 129 172 258 516 367277 734554 1101831 1469108 2203662 4407324 15792911 31585822 47378733 63171644 94757466 189514932