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382014431 = 1622923539
BaseRepresentation
bin10110110001010…
…001001111011111
3222121211100021122
4112301101033133
51240243430211
6101523521155
712316032461
oct2661211737
9877740248
10382014431
11186701107
12a7b291bb
13611b5056
1438a42131
152380e6db
hex16c513df

382014431 has 4 divisors (see below), whose sum is σ = 382054200. Its totient is φ = 381974664.

The previous prime is 382014427. The next prime is 382014473. The reversal of 382014431 is 134410283.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 382014431 - 22 = 382014427 is a prime.

It is a super-2 number, since 2×3820144312 = 291870050984507522, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 382014431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (382014401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4460 + ... + 27998.

It is an arithmetic number, because the mean of its divisors is an integer number (95513550).

Almost surely, 2382014431 is an apocalyptic number.

382014431 is a deficient number, since it is larger than the sum of its proper divisors (39769).

382014431 is a wasteful number, since it uses less digits than its factorization.

382014431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39768.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 382014431 is about 19545.1894593017. The cubic root of 382014431 is about 725.5932874913.

The spelling of 382014431 in words is "three hundred eighty-two million, fourteen thousand, four hundred thirty-one".

Divisors: 1 16229 23539 382014431