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104872 = 2313109
BaseRepresentation
bin11001100110101000
312022212011
4121212220
511323442
62125304
7614515
oct314650
9168764
10104872
1171879
1250834
1338971
142a30c
1521117
hex199a8

104872 has 8 divisors (see below), whose sum is σ = 196650. Its totient is φ = 52432.

The previous prime is 104869. The next prime is 104879. The reversal of 104872 is 278401.

It can be written as a sum of positive squares in only one way, i.e., 93636 + 11236 = 306^2 + 106^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (104879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6547 + ... + 6562.

2104872 is an apocalyptic number.

It is an amenable number.

104872 is a deficient number, since it is larger than the sum of its proper divisors (91778).

104872 is a wasteful number, since it uses less digits than its factorization.

104872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13115 (or 13111 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 22.

The square root of 104872 is about 323.8394664027. The cubic root of 104872 is about 47.1577616960.

The spelling of 104872 in words is "one hundred four thousand, eight hundred seventy-two".

Divisors: 1 2 4 8 13109 26218 52436 104872