Base | Representation |
---|---|
bin | 100111111001… |
… | …0000011111010 |
3 | 1110100120012101 |
4 | 1033302003322 |
5 | 20323230201 |
6 | 2024134014 |
7 | 342525001 |
oct | 117620372 |
9 | 43316171 |
10 | 20914426 |
11 | 10895355 |
12 | 700730a |
13 | 4443700 |
14 | 2ac5c38 |
15 | 1c81d01 |
hex | 13f20fa |
20914426 has 24 divisors (see below), whose sum is σ = 34784640. Its totient is φ = 9421776.
The previous prime is 20914417. The next prime is 20914433. The reversal of 20914426 is 62441902.
It is a junction number, because it is equal to n+sod(n) for n = 20914394 and 20914403.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13815 + ... + 15253.
It is an arithmetic number, because the mean of its divisors is an integer number (1449360).
Almost surely, 220914426 is an apocalyptic number.
20914426 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
20914426 is a deficient number, since it is larger than the sum of its proper divisors (13870214).
20914426 is a wasteful number, since it uses less digits than its factorization.
20914426 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1510 (or 1497 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 28.
The square root of 20914426 is about 4573.2292748123. The cubic root of 20914426 is about 275.5171579658.
The spelling of 20914426 in words is "twenty million, nine hundred fourteen thousand, four hundred twenty-six".
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