Base | Representation |
---|---|
bin | 10100010101110000… |
… | …11111101000001111 |
3 | 1001012000220110220000 |
4 | 22022320133220033 |
5 | 134331010000030 |
6 | 5003325255343 |
7 | 534415316511 |
oct | 121270375017 |
9 | 31160813800 |
10 | 10920000015 |
11 | 46a4067701 |
12 | 2149104553 |
13 | 1050497292 |
14 | 758407bb1 |
15 | 43da3a860 |
hex | 28ae1fa0f |
10920000015 has 40 divisors (see below), whose sum is σ = 20206589568. Its totient is φ = 5636122560.
The previous prime is 10920000011. The next prime is 10920000041. The reversal of 10920000015 is 51000002901.
It is not a de Polignac number, because 10920000015 - 22 = 10920000011 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10920000011) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 422332 + ... + 447441.
Almost surely, 210920000015 is an apocalyptic number.
10920000015 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
10920000015 is a deficient number, since it is larger than the sum of its proper divisors (9286589553).
10920000015 is an equidigital number, since it uses as much as digits as its factorization.
10920000015 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 869821 (or 869812 counting only the distinct ones).
The product of its (nonzero) digits is 90, while the sum is 18.
Adding to 10920000015 its reverse (51000002901), we get a palindrome (61920002916).
The spelling of 10920000015 in words is "ten billion, nine hundred twenty million, fifteen", and thus it is an aban number.
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