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131373 = 32111327
BaseRepresentation
bin100000000100101101
320200012200
4200010231
513200443
62452113
71055004
oct400455
9220180
10131373
118a780
1264039
1347a48
1435c3b
1528dd3
hex2012d

131373 has 12 divisors (see below), whose sum is σ = 207168. Its totient is φ = 79560.

The previous prime is 131371. The next prime is 131381. The reversal of 131373 is 373131.

It is not a de Polignac number, because 131373 - 21 = 131371 is a prime.

It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131371) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 565 + ... + 762.

It is an arithmetic number, because the mean of its divisors is an integer number (17264).

2131373 is an apocalyptic number.

It is an amenable number.

131373 is a deficient number, since it is larger than the sum of its proper divisors (75795).

131373 is a wasteful number, since it uses less digits than its factorization.

131373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1344 (or 1341 counting only the distinct ones).

The product of its digits is 189, while the sum is 18.

The square root of 131373 is about 362.4541350295. The cubic root of 131373 is about 50.8356880273.

The spelling of 131373 in words is "one hundred thirty-one thousand, three hundred seventy-three".

Divisors: 1 3 9 11 33 99 1327 3981 11943 14597 43791 131373