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380000832 = 2631979171
BaseRepresentation
bin10110101001100…
…101101001000000
3222111001001010220
4112221211221000
51234240011312
6101412423040
712262645101
oct2651455100
9874031126
10380000832
11185556282
12a7317a80
136095b683
143867a3a8
1523562c8c
hex16a65a40

380000832 has 28 divisors (see below), whose sum is σ = 1005419376. Its totient is φ = 126666880.

The previous prime is 380000827. The next prime is 380000851. The reversal of 380000832 is 238000083.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 989394 + ... + 989777.

Almost surely, 2380000832 is an apocalyptic number.

380000832 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

380000832 is an abundant number, since it is smaller than the sum of its proper divisors (625418544).

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

380000832 is a wasteful number, since it uses less digits than its factorization.

380000832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1979186 (or 1979176 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 380000832 is about 19493.6100299560. The cubic root of 380000832 is about 724.3161729671.

The spelling of 380000832 in words is "three hundred eighty million, eight hundred thirty-two", and thus it is an aban number.

Divisors: 1 2 3 4 6 8 12 16 24 32 48 64 96 192 1979171 3958342 5937513 7916684 11875026 15833368 23750052 31666736 47500104 63333472 95000208 126666944 190000416 380000832