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104260 = 22513401
BaseRepresentation
bin11001011101000100
312022000111
4121131010
511314020
62122404
7612652
oct313504
9168014
10104260
1171372
1250404
13385c0
1429dd2
1520d5a
hex19744

104260 has 24 divisors (see below), whose sum is σ = 236376. Its totient is φ = 38400.

The previous prime is 104243. The next prime is 104281. The reversal of 104260 is 62401.

It can be written as a sum of positive squares in 4 ways, for example, as 21316 + 82944 = 146^2 + 288^2 .

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a self number, because there is not a number n which added to its sum of digits gives 104260.

It is an unprimeable number.

104260 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60 + ... + 460.

It is an arithmetic number, because the mean of its divisors is an integer number (9849).

104260 is a Friedman number, since it can be written as 4010*26, using all its digits and the basic arithmetic operations.

It is a vampire number, since it can be written as 260401 (with its own digits).

2104260 is an apocalyptic number.

104260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 104260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118188).

104260 is an abundant number, since it is smaller than the sum of its proper divisors (132116).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

104260 is a wasteful number, since it uses less digits than its factorization.

104260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423 (or 421 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 104260 is about 322.8931711882. The cubic root of 104260 is about 47.0658500537.

The spelling of 104260 in words is "one hundred four thousand, two hundred sixty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 401 802 1604 2005 4010 5213 8020 10426 20852 26065 52130 104260