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381538596 = 22331794883
BaseRepresentation
bin10110101111011…
…101000100100100
3222120221011120010
4112233131010210
51240133213341
6101505410220
712312011265
oct2657350444
9876834503
10381538596
1118640665a
12a7939970
13610795aa
143895a96c
1523768716
hex16bdd124

381538596 has 12 divisors (see below), whose sum is σ = 890256752. Its totient is φ = 127179528.

The previous prime is 381538589. The next prime is 381538603. The reversal of 381538596 is 695835183.

It is an interprime number because it is at equal distance from previous prime (381538589) and next prime (381538603).

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

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, 15897430 + ... + 15897453.

Almost surely, 2381538596 is an apocalyptic number.

It is an amenable number.

381538596 is an abundant number, since it is smaller than the sum of its proper divisors (508718156).

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

381538596 is a wasteful number, since it uses less digits than its factorization.

381538596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31794890 (or 31794888 counting only the distinct ones).

The product of its digits is 777600, while the sum is 48.

The square root of 381538596 is about 19533.0129780329. The cubic root of 381538596 is about 725.2918973643.

The spelling of 381538596 in words is "three hundred eighty-one million, five hundred thirty-eight thousand, five hundred ninety-six".

Divisors: 1 2 3 4 6 12 31794883 63589766 95384649 127179532 190769298 381538596