Base | Representation |
---|---|
bin | 1101110001000… |
… | …11111010111101 |
3 | 22001022112011200 |
4 | 12320203322331 |
5 | 214031143433 |
6 | 15243210113 |
7 | 2601436656 |
oct | 670437275 |
9 | 261275150 |
10 | 115490493 |
11 | 5a211798 |
12 | 32816939 |
13 | 1ac08491 |
14 | 114a452d |
15 | a214613 |
hex | 6e23ebd |
115490493 has 24 divisors (see below), whose sum is σ = 176030400. Its totient is φ = 72762624.
The previous prime is 115490483. The next prime is 115490497. The reversal of 115490493 is 394094511.
It is a happy number.
It is not a de Polignac number, because 115490493 - 25 = 115490461 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (115490497) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 123853 + ... + 124781.
It is an arithmetic number, because the mean of its divisors is an integer number (7334600).
Almost surely, 2115490493 is an apocalyptic number.
It is an amenable number.
115490493 is a deficient number, since it is larger than the sum of its proper divisors (60539907).
115490493 is a wasteful number, since it uses less digits than its factorization.
115490493 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1681 (or 1678 counting only the distinct ones).
The product of its (nonzero) digits is 19440, while the sum is 36.
The square root of 115490493 is about 10746.6503153308. The cubic root of 115490493 is about 486.9848064218.
The spelling of 115490493 in words is "one hundred fifteen million, four hundred ninety thousand, four hundred ninety-three".
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