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131032334 = 2234760607
BaseRepresentation
bin1111100111101…
…10010100001110
3100010120010120102
413303312110032
5232021013314
621000251102
73150520316
oct763662416
9303503512
10131032334
1167a67594
1237a70a92
13211ba634
141358c446
15b7845de
hex7cf650e

131032334 has 16 divisors (see below), whose sum is σ = 209461248. Its totient is φ = 61333272.

The previous prime is 131032301. The next prime is 131032339. The reversal of 131032334 is 433230131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131032339) 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, 28142 + ... + 32465.

It is an arithmetic number, because the mean of its divisors is an integer number (13091328).

Almost surely, 2131032334 is an apocalyptic number.

131032334 is a deficient number, since it is larger than the sum of its proper divisors (78428914).

131032334 is a wasteful number, since it uses less digits than its factorization.

131032334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60679.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 131032334 is about 11446.9355724578. The cubic root of 131032334 is about 507.9170897199.

Adding to 131032334 its reverse (433230131), we get a palindrome (564262465).

The spelling of 131032334 in words is "one hundred thirty-one million, thirty-two thousand, three hundred thirty-four".

Divisors: 1 2 23 46 47 94 1081 2162 60607 121214 1393961 2787922 2848529 5697058 65516167 131032334