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115012452 = 2239584371
BaseRepresentation
bin1101101101011…
…11001101100100
322000102020102110
412312233031210
5213420344302
615225041020
72564406162
oct666571544
9260366373
10115012452
1159a15615
1232626170
131aa9ba09
14113bc232
15a16cb6c
hex6daf364

115012452 has 12 divisors (see below), whose sum is σ = 268362416. Its totient is φ = 38337480.

The previous prime is 115012451. The next prime is 115012507. The reversal of 115012452 is 254210511.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (115012451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4792174 + ... + 4792197.

Almost surely, 2115012452 is an apocalyptic number.

115012452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

115012452 is an abundant number, since it is smaller than the sum of its proper divisors (153349964).

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

115012452 is a wasteful number, since it uses less digits than its factorization.

115012452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9584378 (or 9584376 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 115012452 is about 10724.3858565421. The cubic root of 115012452 is about 486.3119641804.

Adding to 115012452 its reverse (254210511), we get a palindrome (369222963).

The spelling of 115012452 in words is "one hundred fifteen million, twelve thousand, four hundred fifty-two".

Divisors: 1 2 3 4 6 12 9584371 19168742 28753113 38337484 57506226 115012452