Base | Representation |
---|---|
bin | 100111100111… |
… | …1110100111010 |
3 | 1110002102211220 |
4 | 1033033310322 |
5 | 20304233302 |
6 | 2021132510 |
7 | 341402121 |
oct | 117176472 |
9 | 43072756 |
10 | 20774202 |
11 | 107a9a69 |
12 | 6b5a136 |
13 | 43c4937 |
14 | 2a8aab8 |
15 | 1c554bc |
hex | 13cfd3a |
20774202 has 16 divisors (see below), whose sum is σ = 42016320. Its totient is φ = 6846752.
The previous prime is 20774197. The next prime is 20774213. The reversal of 20774202 is 20247702.
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, 18918 + ... + 19985.
It is an arithmetic number, because the mean of its divisors is an integer number (2626020).
Almost surely, 220774202 is an apocalyptic number.
20774202 is an abundant number, since it is smaller than the sum of its proper divisors (21242118).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20774202 is a wasteful number, since it uses less digits than its factorization.
20774202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38997.
The product of its (nonzero) digits is 1568, while the sum is 24.
The square root of 20774202 is about 4557.8725300298. The cubic root of 20774202 is about 274.9000275727.
The spelling of 20774202 in words is "twenty million, seven hundred seventy-four thousand, two hundred two".
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