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115148886 = 2373262897
BaseRepresentation
bin1101101110100…
…00100001010110
322000200011120120
412313100201112
5213434231021
615232012410
72565515016
oct667204126
9260604516
10115148886
1159aa9076
1232691106
131ab18b48
1411415c46
15a1982c6
hex6dd0856

115148886 has 16 divisors (see below), whose sum is σ = 233453424. Its totient is φ = 37857024.

The previous prime is 115148881. The next prime is 115148893. The reversal of 115148886 is 688841511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115148881) 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 7 ways as a sum of consecutive naturals, for example, 131011 + ... + 131886.

It is an arithmetic number, because the mean of its divisors is an integer number (14590839).

Almost surely, 2115148886 is an apocalyptic number.

115148886 is an abundant number, since it is smaller than the sum of its proper divisors (118304538).

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

115148886 is a wasteful number, since it uses less digits than its factorization.

115148886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262975.

The product of its digits is 61440, while the sum is 42.

The square root of 115148886 is about 10730.7448949269. The cubic root of 115148886 is about 486.5041847237.

The spelling of 115148886 in words is "one hundred fifteen million, one hundred forty-eight thousand, eight hundred eighty-six".

Divisors: 1 2 3 6 73 146 219 438 262897 525794 788691 1577382 19191481 38382962 57574443 115148886