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151384830 = 23517296833
BaseRepresentation
bin10010000010111…
…11001011111110
3101112212010221120
421001133023332
5302223303310
623004411410
73515515122
oct1101371376
9345763846
10151384830
11784a8733
1242846b66
132549532c
1416169582
15d454b70
hex905f2fe

151384830 has 32 divisors (see below), whose sum is σ = 384696864. Its totient is φ = 37994496.

The previous prime is 151384819. The next prime is 151384853. The reversal of 151384830 is 38483151.

It is a junction number, because it is equal to n+sod(n) for n = 151384791 and 151384800.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 147907 + ... + 148926.

It is an arithmetic number, because the mean of its divisors is an integer number (12021777).

Almost surely, 2151384830 is an apocalyptic number.

151384830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

151384830 is an abundant number, since it is smaller than the sum of its proper divisors (233312034).

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

151384830 is a wasteful number, since it uses less digits than its factorization.

151384830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296860.

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 151384830 is about 12303.8542741695. The cubic root of 151384830 is about 532.9593910866.

The spelling of 151384830 in words is "one hundred fifty-one million, three hundred eighty-four thousand, eight hundred thirty".

Divisors: 1 2 3 5 6 10 15 17 30 34 51 85 102 170 255 510 296833 593666 890499 1484165 1780998 2968330 4452495 5046161 8904990 10092322 15138483 25230805 30276966 50461610 75692415 151384830