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104931 = 3289131
BaseRepresentation
bin11001100111100011
312022221100
4121213203
511324211
62125443
7614631
oct314743
9168840
10104931
1171922
1250883
13389b8
142a351
1521156
hex199e3

104931 has 12 divisors (see below), whose sum is σ = 154440. Its totient is φ = 68640.

The previous prime is 104917. The next prime is 104933. The reversal of 104931 is 139401.

It is not a de Polignac number, because 104931 - 27 = 104803 is a prime.

It is a super-2 number, since 2×1049312 = 22021029522, which contains 22 as substring.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104933) 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, 736 + ... + 866.

It is an arithmetic number, because the mean of its divisors is an integer number (12870).

2104931 is an apocalyptic number.

104931 is a deficient number, since it is larger than the sum of its proper divisors (49509).

104931 is a wasteful number, since it uses less digits than its factorization.

104931 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226 (or 223 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 104931 is about 323.9305481118. The cubic root of 104931 is about 47.1666035424.

It can be divided in two parts, 104 and 931, that added together give a triangular number (1035 = T45).

The spelling of 104931 in words is "one hundred four thousand, nine hundred thirty-one".

Divisors: 1 3 9 89 131 267 393 801 1179 11659 34977 104931