Base | Representation |
---|---|
bin | 100111010011… |
… | …1111000101001 |
3 | 1102210010102121 |
4 | 1032213320221 |
5 | 20234014401 |
6 | 2013431241 |
7 | 340121134 |
oct | 116477051 |
9 | 42703377 |
10 | 20610601 |
11 | 106a8060 |
12 | 6a9b521 |
13 | 436832b |
14 | 2a4721b |
15 | 1c21ca1 |
hex | 13a7e29 |
20610601 has 8 divisors (see below), whose sum is σ = 22793184. Its totient is φ = 18479520.
The previous prime is 20610593. The next prime is 20610617. The reversal of 20610601 is 10601602.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20610601 - 23 = 20610593 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20610301) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12031 + ... + 13636.
It is an arithmetic number, because the mean of its divisors is an integer number (2849148).
Almost surely, 220610601 is an apocalyptic number.
It is an amenable number.
20610601 is a deficient number, since it is larger than the sum of its proper divisors (2182583).
20610601 is a wasteful number, since it uses less digits than its factorization.
20610601 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25751.
The product of its (nonzero) digits is 72, while the sum is 16.
The square root of 20610601 is about 4539.8899766404. The cubic root of 20610601 is about 274.1764939932.
The spelling of 20610601 in words is "twenty million, six hundred ten thousand, six hundred one".
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