Base | Representation |
---|---|
bin | 10011000111011111… |
… | …11111001001110101 |
3 | 222111021111201010200 |
4 | 21203233333021311 |
5 | 132004421132141 |
6 | 4414233311113 |
7 | 512223646206 |
oct | 114357771165 |
9 | 28437451120 |
10 | 10263458421 |
11 | 4397500247 |
12 | 1ba5265499 |
13 | c77462928 |
14 | 6d51435ad |
15 | 40109eab6 |
hex | 263bff275 |
10263458421 has 12 divisors (see below), whose sum is σ = 14961006060. Its totient is φ = 6779531520.
The previous prime is 10263458407. The next prime is 10263458423. The reversal of 10263458421 is 12485436201.
It is a happy number.
10263458421 is a `hidden beast` number, since 1 + 0 + 26 + 34 + 584 + 21 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 4243871025 + 6019587396 = 65145^2 + 77586^2 .
It is not a de Polignac number, because 10263458421 - 25 = 10263458389 is a prime.
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10263458423) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5230140 + ... + 5232101.
It is an arithmetic number, because the mean of its divisors is an integer number (1246750505).
Almost surely, 210263458421 is an apocalyptic number.
It is an amenable number.
10263458421 is a deficient number, since it is larger than the sum of its proper divisors (4697547639).
10263458421 is a wasteful number, since it uses less digits than its factorization.
10263458421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10462356 (or 10462353 counting only the distinct ones).
The product of its (nonzero) digits is 46080, while the sum is 36.
The spelling of 10263458421 in words is "ten billion, two hundred sixty-three million, four hundred fifty-eight thousand, four hundred twenty-one".
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