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385026120 = 233251069517
BaseRepresentation
bin10110111100110…
…000100001001000
3222211111100112200
4112330300201020
51242031313440
6102112240200
712353445063
oct2674604110
9884440480
10385026120
11188378906
12a8b40060
13619cab0b
14391c78da
1523c06c30
hex16f30848

385026120 has 48 divisors (see below), whose sum is σ = 1251336060. Its totient is φ = 102673536.

The previous prime is 385026119. The next prime is 385026137. The reversal of 385026120 is 21620583.

385026120 is a `hidden beast` number, since 38 + 502 + 6 + 120 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 350663076 + 34363044 = 18726^2 + 5862^2 .

It is a super-2 number, since 2×3850261202 = 296490226164508800, which contains 22 as substring.

It is a zygodrome in base 3.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 534399 + ... + 535118.

Almost surely, 2385026120 is an apocalyptic number.

385026120 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

385026120 is an abundant number, since it is smaller than the sum of its proper divisors (866309940).

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

385026120 is a wasteful number, since it uses less digits than its factorization.

385026120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1069534 (or 1069527 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 385026120 is about 19622.0824582917. The cubic root of 385026120 is about 727.4950862317.

The spelling of 385026120 in words is "three hundred eighty-five million, twenty-six thousand, one hundred twenty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 36 40 45 60 72 90 120 180 360 1069517 2139034 3208551 4278068 5347585 6417102 8556136 9625653 10695170 12834204 16042755 19251306 21390340 25668408 32085510 38502612 42780680 48128265 64171020 77005224 96256530 128342040 192513060 385026120