Base | Representation |
---|---|
bin | 10010101101010101… |
… | …110100001010101110 |
3 | 1220211222012111000010 |
4 | 102231111310022232 |
5 | 312120014440004 |
6 | 13121152314050 |
7 | 1310541401343 |
oct | 225525641256 |
9 | 56758174003 |
10 | 20088046254 |
11 | 85791a6521 |
12 | 3a87542926 |
13 | 1b819c4503 |
14 | d87c847ca |
15 | 7c885da89 |
hex | 4ad5742ae |
20088046254 has 16 divisors (see below), whose sum is σ = 40351536720. Its totient is φ = 6666774720.
The previous prime is 20088046241. The next prime is 20088046301. The reversal of 20088046254 is 45264088002.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7308687 + ... + 7311434.
It is an arithmetic number, because the mean of its divisors is an integer number (2521971045).
Almost surely, 220088046254 is an apocalyptic number.
20088046254 is an abundant number, since it is smaller than the sum of its proper divisors (20263490466).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20088046254 is a wasteful number, since it uses less digits than its factorization.
20088046254 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14620355.
The product of its (nonzero) digits is 122880, while the sum is 39.
The spelling of 20088046254 in words is "twenty billion, eighty-eight million, forty-six thousand, two hundred fifty-four".
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