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131082119 = 722981773
BaseRepresentation
bin1111101000000…
…10011110000111
3100010122122212022
413310002132013
5232024111434
621001313355
73151115420
oct764023607
9303578768
10131082119
1167aa0a33
1237a9585b
13212071ac
14135a2647
15b79422e
hex7d02787

131082119 has 8 divisors (see below), whose sum is σ = 150464160. Its totient is φ = 111864096.

The previous prime is 131082109. The next prime is 131082131. The reversal of 131082119 is 911280131.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-131082119 is a prime.

It is a super-2 number, since 2×1310821192 = 34365043843060322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131082109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39284 + ... + 42489.

It is an arithmetic number, because the mean of its divisors is an integer number (18808020).

Almost surely, 2131082119 is an apocalyptic number.

131082119 is a deficient number, since it is larger than the sum of its proper divisors (19382041).

131082119 is an equidigital number, since it uses as much as digits as its factorization.

131082119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82009.

The product of its (nonzero) digits is 432, while the sum is 26.

The square root of 131082119 is about 11449.1099654078. The cubic root of 131082119 is about 507.9814083241.

The spelling of 131082119 in words is "one hundred thirty-one million, eighty-two thousand, one hundred nineteen".

Divisors: 1 7 229 1603 81773 572411 18726017 131082119