Base | Representation |
---|---|
bin | 100111010010… |
… | …1011100011000 |
3 | 1102202121201012 |
4 | 1032211130120 |
5 | 20233204400 |
6 | 2013313052 |
7 | 340050026 |
oct | 116453430 |
9 | 42677635 |
10 | 20600600 |
11 | 106a0599 |
12 | 6a95788 |
13 | 4363907 |
14 | 2a43716 |
15 | 1c1dd35 |
hex | 13a5718 |
20600600 has 96 divisors (see below), whose sum is σ = 52027920. Its totient is φ = 7557120.
The previous prime is 20600599. The next prime is 20600633. The reversal of 20600600 is 600602.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 248159 + ... + 248241.
Almost surely, 220600600 is an apocalyptic number.
20600600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20600600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26013960).
20600600 is an abundant number, since it is smaller than the sum of its proper divisors (31427320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20600600 is a wasteful number, since it uses less digits than its factorization.
20600600 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 189 (or 180 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 20600600 is about 4538.7883845802. The cubic root of 20600600 is about 274.1321400747.
The spelling of 20600600 in words is "twenty million, six hundred thousand, six hundred".
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