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379630530 = 23351406039
BaseRepresentation
bin10110101000001…
…011001111000010
3222110100020012000
4112220023033002
51234141134110
6101400444430
712256543356
oct2650131702
9873306160
10379630530
11185323044
12a7179716
136085bc66
14385c1466
15234dd1c0
hex16a0b3c2

379630530 has 32 divisors (see below), whose sum is σ = 1012348800. Its totient is φ = 101234736.

The previous prime is 379630529. The next prime is 379630577. The reversal of 379630530 is 35036973.

379630530 is a `hidden beast` number, since 3 + 7 + 96 + 30 + 530 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 702750 + ... + 703289.

It is an arithmetic number, because the mean of its divisors is an integer number (31635900).

Almost surely, 2379630530 is an apocalyptic number.

379630530 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

379630530 is an abundant number, since it is smaller than the sum of its proper divisors (632718270).

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

379630530 is a wasteful number, since it uses less digits than its factorization.

379630530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1406055 (or 1406049 counting only the distinct ones).

The product of its (nonzero) digits is 51030, while the sum is 36.

The square root of 379630530 is about 19484.1096794285. The cubic root of 379630530 is about 724.0808200631.

The spelling of 379630530 in words is "three hundred seventy-nine million, six hundred thirty thousand, five hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 90 135 270 1406039 2812078 4218117 7030195 8436234 12654351 14060390 21090585 25308702 37963053 42181170 63271755 75926106 126543510 189815265 379630530