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131104701 = 32713160079
BaseRepresentation
bin1111101000001…
…11111110111101
3100010200210211200
413310013332331
5232030322301
621002010113
73151241310
oct764077675
9303623750
10131104701
11680069a2
1237aa6939
1321214560
14135aa977
15b79ac86
hex7d07fbd

131104701 has 24 divisors (see below), whose sum is σ = 233076480. Its totient is φ = 69153696.

The previous prime is 131104627. The next prime is 131104703. The reversal of 131104701 is 107401131.

It is not a de Polignac number, because 131104701 - 215 = 131071933 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131104703) 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 23 ways as a sum of consecutive naturals, for example, 79221 + ... + 80858.

It is an arithmetic number, because the mean of its divisors is an integer number (9711520).

Almost surely, 2131104701 is an apocalyptic number.

It is an amenable number.

131104701 is a deficient number, since it is larger than the sum of its proper divisors (101971779).

131104701 is a wasteful number, since it uses less digits than its factorization.

131104701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160105 (or 160102 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 18.

The square root of 131104701 is about 11450.0961131337. The cubic root of 131104701 is about 508.0105772593.

Adding to 131104701 its reverse (107401131), we get a palindrome (238505832).

The spelling of 131104701 in words is "one hundred thirty-one million, one hundred four thousand, seven hundred one".

Divisors: 1 3 7 9 13 21 39 63 91 117 273 819 160079 480237 1120553 1440711 2081027 3361659 6243081 10084977 14567189 18729243 43701567 131104701