Base | Representation |
---|---|
bin | 1101110010010… |
… | …01000001010100 |
3 | 22001121020121210 |
4 | 12321021001110 |
5 | 214101024302 |
6 | 15250341420 |
7 | 2602642002 |
oct | 671110124 |
9 | 261536553 |
10 | 115642452 |
11 | 5a305982 |
12 | 3288a870 |
13 | 1ac5c6b3 |
14 | 11503a72 |
15 | a24466c |
hex | 6e49054 |
115642452 has 24 divisors (see below), whose sum is σ = 270327456. Its totient is φ = 38476768.
The previous prime is 115642451. The next prime is 115642453. The reversal of 115642452 is 254246511.
It is an interprime number because it is at equal distance from previous prime (115642451) and next prime (115642453).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (115642451) 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 7 ways as a sum of consecutive naturals, for example, 1803 + ... + 15314.
It is an arithmetic number, because the mean of its divisors is an integer number (11263644).
Almost surely, 2115642452 is an apocalyptic number.
115642452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
115642452 is an abundant number, since it is smaller than the sum of its proper divisors (154685004).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
115642452 is a wasteful number, since it uses less digits than its factorization.
115642452 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17687 (or 17685 counting only the distinct ones).
The product of its digits is 9600, while the sum is 30.
The square root of 115642452 is about 10753.7180547009. The cubic root of 115642452 is about 487.1982995834.
Adding to 115642452 its reverse (254246511), we get a palindrome (369888963).
The spelling of 115642452 in words is "one hundred fifteen million, six hundred forty-two thousand, four hundred fifty-two".
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