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115480 = 2352887
BaseRepresentation
bin11100001100011000
312212102001
4130030120
512143410
62250344
7660451
oct341430
9185361
10115480
1179842
12569b4
1340741
1430128
152433a
hex1c318

115480 has 16 divisors (see below), whose sum is σ = 259920. Its totient is φ = 46176.

The previous prime is 115471. The next prime is 115499. The reversal of 115480 is 84511.

Adding to 115480 its reverse (84511), we get a palindrome (199991).

It can be divided in two parts, 115 and 480, that added together give a palindrome (595).

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1404 + ... + 1483.

It is an arithmetic number, because the mean of its divisors is an integer number (16245).

2115480 is an apocalyptic number.

115480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115480 is an abundant number, since it is smaller than the sum of its proper divisors (144440).

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

115480 is a wasteful number, since it uses less digits than its factorization.

115480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2898 (or 2894 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 115480 is about 339.8234835911. The cubic root of 115480 is about 48.6970057484.

The spelling of 115480 in words is "one hundred fifteen thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 2887 5774 11548 14435 23096 28870 57740 115480