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115104260 = 22517893217
BaseRepresentation
bin1101101110001…
…01101000000100
322000120220100202
412313011220010
5213431314020
615231030032
72565240635
oct667055004
9260526322
10115104260
1159a78597
123266b318
131ab0173b
141140388c
15a189e75
hex6dc5a04

115104260 has 24 divisors (see below), whose sum is σ = 241929240. Its totient is φ = 46001664.

The previous prime is 115104239. The next prime is 115104289. The reversal of 115104260 is 62401511.

It can be written as a sum of positive squares in 4 ways, for example, as 62599744 + 52504516 = 7912^2 + 7246^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34172 + ... + 37388.

It is an arithmetic number, because the mean of its divisors is an integer number (10080385).

Almost surely, 2115104260 is an apocalyptic number.

115104260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115104260 is an abundant number, since it is smaller than the sum of its proper divisors (126824980).

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

115104260 is a wasteful number, since it uses less digits than its factorization.

115104260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5015 (or 5013 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 115104260 is about 10728.6653410385. The cubic root of 115104260 is about 486.4413283014.

Adding to 115104260 its reverse (62401511), we get a palindrome (177505771).

The spelling of 115104260 in words is "one hundred fifteen million, one hundred four thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 1789 3217 3578 6434 7156 8945 12868 16085 17890 32170 35780 64340 5755213 11510426 23020852 28776065 57552130 115104260