Base | Representation |
---|---|
bin | 10010111110111110… |
… | …01111111110101100 |
3 | 222022021222022112010 |
4 | 21133133033332230 |
5 | 131333120241103 |
6 | 4403201041220 |
7 | 510365151003 |
oct | 113737177654 |
9 | 28267868463 |
10 | 10191962028 |
11 | 4360107a16 |
12 | 1b85326210 |
13 | c656bbc81 |
14 | 6c9851c3a |
15 | 3e9b7a903 |
hex | 25f7cffac |
10191962028 has 12 divisors (see below), whose sum is σ = 23781244760. Its totient is φ = 3397320672.
The previous prime is 10191962023. The next prime is 10191962029. The reversal of 10191962028 is 82026919101.
It is a tau number, because it is divible by the number of its divisors (12).
It is not an unprimeable number, because it can be changed into a prime (10191962023) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 424665073 + ... + 424665096.
Almost surely, 210191962028 is an apocalyptic number.
It is an amenable number.
10191962028 is an abundant number, since it is smaller than the sum of its proper divisors (13589282732).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10191962028 is a wasteful number, since it uses less digits than its factorization.
10191962028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 849330176 (or 849330174 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 39.
The spelling of 10191962028 in words is "ten billion, one hundred ninety-one million, nine hundred sixty-two thousand, twenty-eight".
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