Base | Representation |
---|---|
bin | 1101110000011… |
… | …01111100101000 |
3 | 22001010221201011 |
4 | 12320031330220 |
5 | 214020303423 |
6 | 15241233304 |
7 | 2600613400 |
oct | 670157450 |
9 | 261127634 |
10 | 115400488 |
11 | 5a160105 |
12 | 32792834 |
13 | 1aba6518 |
14 | 1147d800 |
15 | a1e7b0d |
hex | 6e0df28 |
115400488 has 48 divisors (see below), whose sum is σ = 266524020. Its totient is φ = 46545408.
The previous prime is 115400431. The next prime is 115400497. The reversal of 115400488 is 884004511.
It can be written as a sum of positive squares in 2 ways, for example, as 102454884 + 12945604 = 10122^2 + 3598^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1995 + ... + 15322.
Almost surely, 2115400488 is an apocalyptic number.
It is an amenable number.
115400488 is an abundant number, since it is smaller than the sum of its proper divisors (151123532).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
115400488 is a wasteful number, since it uses less digits than its factorization.
115400488 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17354 (or 17343 counting only the distinct ones).
The product of its (nonzero) digits is 5120, while the sum is 31.
The square root of 115400488 is about 10742.4619152222. The cubic root of 115400488 is about 486.8582665437.
Adding to 115400488 its reverse (884004511), we get a palindrome (999404999).
The spelling of 115400488 in words is "one hundred fifteen million, four hundred thousand, four hundred eighty-eight".
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