Base | Representation |
---|---|
bin | 10010110111010000… |
… | …111010010000010110 |
3 | 1221021120110212101012 |
4 | 102313100322100112 |
5 | 312440130021010 |
6 | 13145500532222 |
7 | 1314632454353 |
oct | 226720722026 |
9 | 57246425335 |
10 | 20254532630 |
11 | 8654179172 |
12 | 3b13251072 |
13 | 1baa346467 |
14 | da202162a |
15 | 7d8298005 |
hex | 4b743a416 |
20254532630 has 8 divisors (see below), whose sum is σ = 36458158752. Its totient is φ = 8101813048.
The previous prime is 20254532621. The next prime is 20254532647. The reversal of 20254532630 is 3623545202.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1012726622 + ... + 1012726641.
It is an arithmetic number, because the mean of its divisors is an integer number (4557269844).
Almost surely, 220254532630 is an apocalyptic number.
20254532630 is a deficient number, since it is larger than the sum of its proper divisors (16203626122).
20254532630 is a wasteful number, since it uses less digits than its factorization.
20254532630 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2025453270.
The product of its (nonzero) digits is 43200, while the sum is 32.
The spelling of 20254532630 in words is "twenty billion, two hundred fifty-four million, five hundred thirty-two thousand, six hundred thirty".
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