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115132233 = 3293142689
BaseRepresentation
bin1101101110011…
…00011101001001
322000122022201210
412313030131021
5213433212413
615231403333
72565415326
oct667143511
9260568653
10115132233
1159a97607
1232683549
131ab113a8
141140db4d
15a1933c3
hex6dcc749

115132233 has 16 divisors (see below), whose sum is σ = 163929600. Its totient is φ = 71715840.

The previous prime is 115132219. The next prime is 115132247. The reversal of 115132233 is 332231511.

It is an interprime number because it is at equal distance from previous prime (115132219) and next prime (115132247).

It is not a de Polignac number, because 115132233 - 25 = 115132201 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (115132253) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18648 + ... + 24041.

It is an arithmetic number, because the mean of its divisors is an integer number (10245600).

Almost surely, 2115132233 is an apocalyptic number.

It is an amenable number.

115132233 is a deficient number, since it is larger than the sum of its proper divisors (48797367).

115132233 is a wasteful number, since it uses less digits than its factorization.

115132233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42752.

The product of its digits is 540, while the sum is 21.

The square root of 115132233 is about 10729.9689188739. The cubic root of 115132233 is about 486.4807306112.

Adding to 115132233 its reverse (332231511), we get a palindrome (447363744).

The spelling of 115132233 in words is "one hundred fifteen million, one hundred thirty-two thousand, two hundred thirty-three".

Divisors: 1 3 29 31 87 93 899 2697 42689 128067 1237981 1323359 3713943 3970077 38377411 115132233