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230151646 = 2103210847
BaseRepresentation
bin11011011011111…
…01010111011110
3121001001220201001
431231331113132
5432404323041
634500540514
75463154024
oct1555752736
9531056631
10230151646
11108a0737a
12650b173a
13388b330a
14227d0714
1515313131
hexdb7d5de

230151646 has 12 divisors (see below), whose sum is σ = 348643872. Its totient is φ = 113948076.

The previous prime is 230151631. The next prime is 230151671. The reversal of 230151646 is 646151032.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15795 + ... + 26641.

It is an arithmetic number, because the mean of its divisors is an integer number (29053656).

Almost surely, 2230151646 is an apocalyptic number.

230151646 is a deficient number, since it is larger than the sum of its proper divisors (118492226).

230151646 is a wasteful number, since it uses less digits than its factorization.

230151646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11055 (or 10952 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 230151646 is about 15170.7496848376. The cubic root of 230151646 is about 612.8271935585.

The spelling of 230151646 in words is "two hundred thirty million, one hundred fifty-one thousand, six hundred forty-six".

Divisors: 1 2 103 206 10609 10847 21218 21694 1117241 2234482 115075823 230151646