Base | Representation |
---|---|
bin | 10010101011101010… |
… | …11110101100000101 |
3 | 221220000020200002200 |
4 | 21111311132230011 |
5 | 131020141023120 |
6 | 4335134025113 |
7 | 503360511621 |
oct | 112565365405 |
9 | 27800220080 |
10 | 10030017285 |
11 | 4287757492 |
12 | 1b3b048199 |
13 | c3ac9a292 |
14 | 6b2138181 |
15 | 3da83be90 |
hex | 255d5eb05 |
10030017285 has 48 divisors (see below), whose sum is σ = 18116457840. Its totient is φ = 5127091200.
The previous prime is 10030017241. The next prime is 10030017311. The reversal of 10030017285 is 58271003001.
It can be written as a sum of positive squares in 8 ways, for example, as 36216324 + 9993800961 = 6018^2 + 99969^2 .
It is not a de Polignac number, because 10030017285 - 27 = 10030017157 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 150735 + ... + 206835.
It is an arithmetic number, because the mean of its divisors is an integer number (377426205).
Almost surely, 210030017285 is an apocalyptic number.
10030017285 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
10030017285 is a deficient number, since it is larger than the sum of its proper divisors (8086440555).
10030017285 is a wasteful number, since it uses less digits than its factorization.
10030017285 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56278 (or 56275 counting only the distinct ones).
The product of its (nonzero) digits is 1680, while the sum is 27.
The spelling of 10030017285 in words is "ten billion, thirty million, seventeen thousand, two hundred eighty-five".
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