Base | Representation |
---|---|
bin | 100111000001… |
… | …1110001100110 |
3 | 1102111121112120 |
4 | 1032003301212 |
5 | 20214301234 |
6 | 2010330410 |
7 | 335634000 |
oct | 116036146 |
9 | 42447476 |
10 | 20462694 |
11 | 10606a1a |
12 | 6a29a06 |
13 | 4315c05 |
14 | 2a09370 |
15 | 1be3049 |
hex | 1383c66 |
20462694 has 64 divisors (see below), whose sum is σ = 48806400. Its totient is φ = 5715360.
The previous prime is 20462683. The next prime is 20462707. The reversal of 20462694 is 49626402.
It is a happy number.
It is a super-3 number, since 3×204626943 (a number of 23 digits) contains 333 as substring.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 125457 + ... + 125619.
It is an arithmetic number, because the mean of its divisors is an integer number (762600).
Almost surely, 220462694 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20462694, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24403200).
20462694 is an abundant number, since it is smaller than the sum of its proper divisors (28343706).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20462694 is a wasteful number, since it uses less digits than its factorization.
20462694 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 250 (or 236 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 33.
The square root of 20462694 is about 4523.5709345604. The cubic root of 20462694 is about 273.5190650538.
The spelling of 20462694 in words is "twenty million, four hundred sixty-two thousand, six hundred ninety-four".
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