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131346199 = 1773109971
BaseRepresentation
bin1111101010000…
…10111100010111
3100011011002010001
413311002330113
5232111034244
621011112131
73153265345
oct765027427
9304132101
10131346199
1168161386
1237ba2647
132129a45a
1413630995
15b7e75d4
hex7d42f17

131346199 has 16 divisors (see below), whose sum is σ = 142417440. Its totient is φ = 120683520.

The previous prime is 131346181. The next prime is 131346203. The reversal of 131346199 is 991643131.

It is a cyclic number.

It is not a de Polignac number, because 131346199 - 25 = 131346167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131346109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 134784 + ... + 135754.

It is an arithmetic number, because the mean of its divisors is an integer number (8901090).

Almost surely, 2131346199 is an apocalyptic number.

131346199 is a deficient number, since it is larger than the sum of its proper divisors (11071241).

131346199 is a wasteful number, since it uses less digits than its factorization.

131346199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1170.

The product of its digits is 17496, while the sum is 37.

The square root of 131346199 is about 11460.6369369246. The cubic root of 131346199 is about 508.3223084832.

The spelling of 131346199 in words is "one hundred thirty-one million, three hundred forty-six thousand, one hundred ninety-nine".

Divisors: 1 17 73 109 971 1241 1853 7957 16507 70883 105839 135269 1205011 1799263 7726247 131346199