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104725 = 525971
BaseRepresentation
bin11001100100010101
312022122201
4121210111
511322400
62124501
7614215
oct314425
9168581
10104725
1171755
1250731
133888a
142a245
152106a
hex19915

104725 has 12 divisors (see below), whose sum is σ = 133920. Its totient is φ = 81200.

The previous prime is 104723. The next prime is 104729. The reversal of 104725 is 527401.

It is not a de Polignac number, because 104725 - 21 = 104723 is a prime.

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104723) 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, 1440 + ... + 1510.

It is an arithmetic number, because the mean of its divisors is an integer number (11160).

2104725 is an apocalyptic number.

It is an amenable number.

104725 is a deficient number, since it is larger than the sum of its proper divisors (29195).

104725 is an equidigital number, since it uses as much as digits as its factorization.

104725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140 (or 135 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 19.

The square root of 104725 is about 323.6124225057. The cubic root of 104725 is about 47.1357175772.

The spelling of 104725 in words is "one hundred four thousand, seven hundred twenty-five".

Divisors: 1 5 25 59 71 295 355 1475 1775 4189 20945 104725