Base | Representation |
---|---|
bin | 1101110001000… |
… | …11101110011101 |
3 | 22001022111002001 |
4 | 12320203232131 |
5 | 214031132233 |
6 | 15243202301 |
7 | 2601434434 |
oct | 670435635 |
9 | 261274061 |
10 | 115489693 |
11 | 5a211130 |
12 | 32816391 |
13 | 1ac07cc7 |
14 | 114a411b |
15 | a21427d |
hex | 6e23b9d |
115489693 has 24 divisors (see below), whose sum is σ = 133781760. Its totient is φ = 98852160.
The previous prime is 115489667. The next prime is 115489741. The reversal of 115489693 is 396984511.
It is a de Polignac number, because none of the positive numbers 2k-115489693 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (115489613) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 517780 + ... + 518002.
It is an arithmetic number, because the mean of its divisors is an integer number (5574240).
Almost surely, 2115489693 is an apocalyptic number.
It is an amenable number.
115489693 is a deficient number, since it is larger than the sum of its proper divisors (18292067).
115489693 is a wasteful number, since it uses less digits than its factorization.
115489693 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 369 (or 346 counting only the distinct ones).
The product of its digits is 233280, while the sum is 46.
The square root of 115489693 is about 10746.6130943661. The cubic root of 115489693 is about 486.9836819750.
The spelling of 115489693 in words is "one hundred fifteen million, four hundred eighty-nine thousand, six hundred ninety-three".
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