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131382014 = 2471397681
BaseRepresentation
bin1111101010010…
…11101011111110
3100011012220020112
413311023223332
5232113211024
621011550022
73153504641
oct765135376
9304186215
10131382014
1168186285
1237bbb312
13212b084a
141363da58
15b80300e
hex7d4bafe

131382014 has 8 divisors (see below), whose sum is σ = 201266208. Its totient is φ = 64293280.

The previous prime is 131382007. The next prime is 131382019. The reversal of 131382014 is 410283131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1313820142 = 34522467205392392, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131382019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 698747 + ... + 698934.

It is an arithmetic number, because the mean of its divisors is an integer number (25158276).

Almost surely, 2131382014 is an apocalyptic number.

131382014 is a deficient number, since it is larger than the sum of its proper divisors (69884194).

131382014 is a wasteful number, since it uses less digits than its factorization.

131382014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1397730.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 131382014 is about 11462.1993526548. The cubic root of 131382014 is about 508.3685067722.

The spelling of 131382014 in words is "one hundred thirty-one million, three hundred eighty-two thousand, fourteen".

Divisors: 1 2 47 94 1397681 2795362 65691007 131382014