Base | Representation |
---|---|
bin | 100111010010… |
… | …1101111000110 |
3 | 1102202200100120 |
4 | 1032211233012 |
5 | 20233224143 |
6 | 2013322410 |
7 | 340053360 |
oct | 116455706 |
9 | 42680316 |
10 | 20601798 |
11 | 106a1488 |
12 | 6a96406 |
13 | 4364319 |
14 | 2a43d30 |
15 | 1c1e383 |
hex | 13a5bc6 |
20601798 has 16 divisors (see below), whose sum is σ = 47089920. Its totient is φ = 5886216.
The previous prime is 20601781. The next prime is 20601817. The reversal of 20601798 is 89710602.
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, 245218 + ... + 245301.
It is an arithmetic number, because the mean of its divisors is an integer number (2943120).
Almost surely, 220601798 is an apocalyptic number.
20601798 is an abundant number, since it is smaller than the sum of its proper divisors (26488122).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20601798 is a wasteful number, since it uses less digits than its factorization.
20601798 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 490531.
The product of its (nonzero) digits is 6048, while the sum is 33.
The square root of 20601798 is about 4538.9203562081. The cubic root of 20601798 is about 274.1374538995.
The spelling of 20601798 in words is "twenty million, six hundred one thousand, seven hundred ninety-eight".
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