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115349924 = 22193149417
BaseRepresentation
bin1101110000000…
…01100110100100
322001001101100102
412320001212210
5214012144144
615240203232
72600313104
oct670014644
9261041312
10115349924
115a126118
1232769518
131ab894c1
1411469204
15a1d7b4e
hex6e019a4

115349924 has 12 divisors (see below), whose sum is σ = 202909644. Its totient is φ = 57375744.

The previous prime is 115349917. The next prime is 115349929. The reversal of 115349924 is 429943511.

It can be written as a sum of positive squares in 2 ways, for example, as 64513024 + 50836900 = 8032^2 + 7130^2 .

It is not an unprimeable number, because it can be changed into a prime (115349929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73937 + ... + 75480.

It is an arithmetic number, because the mean of its divisors is an integer number (16909137).

Almost surely, 2115349924 is an apocalyptic number.

It is an amenable number.

115349924 is a deficient number, since it is larger than the sum of its proper divisors (87559720).

115349924 is a wasteful number, since it uses less digits than its factorization.

115349924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149614 (or 149612 counting only the distinct ones).

The product of its digits is 38880, while the sum is 38.

The square root of 115349924 is about 10740.1081931236. The cubic root of 115349924 is about 486.7871487112.

The spelling of 115349924 in words is "one hundred fifteen million, three hundred forty-nine thousand, nine hundred twenty-four".

Divisors: 1 2 4 193 386 772 149417 298834 597668 28837481 57674962 115349924