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115414452 = 22323205957
BaseRepresentation
bin1101110000100…
…01010110110100
322001011122212100
412320101112310
5214021230302
615241422100
72601002166
oct670212664
9261148770
10115414452
115a16a64a
123279a930
131abac99a
1411484936
15a1ebd1c
hex6e115b4

115414452 has 18 divisors (see below), whose sum is σ = 291742178. Its totient is φ = 38471472.

The previous prime is 115414447. The next prime is 115414459. The reversal of 115414452 is 254414511.

It can be written as a sum of positive squares in only one way, i.e., 90554256 + 24860196 = 9516^2 + 4986^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115414459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1602943 + ... + 1603014.

Almost surely, 2115414452 is an apocalyptic number.

115414452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

115414452 is an abundant number, since it is smaller than the sum of its proper divisors (176327726).

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

115414452 is a wasteful number, since it uses less digits than its factorization.

115414452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3205967 (or 3205962 counting only the distinct ones).

The product of its digits is 3200, while the sum is 27.

The square root of 115414452 is about 10743.1118396859. Note that the first 3 decimals coincide. The cubic root of 115414452 is about 486.8779031292.

Adding to 115414452 its reverse (254414511), we get a palindrome (369828963).

The spelling of 115414452 in words is "one hundred fifteen million, four hundred fourteen thousand, four hundred fifty-two".

Divisors: 1 2 3 4 6 9 12 18 36 3205957 6411914 9617871 12823828 19235742 28853613 38471484 57707226 115414452