Base | Representation |
---|---|
bin | 100111000110… |
… | …0100000000011 |
3 | 1102120102120022 |
4 | 1032030200003 |
5 | 20221422220 |
6 | 2011204055 |
7 | 336143126 |
oct | 116144003 |
9 | 42512508 |
10 | 20498435 |
11 | 10630861 |
12 | 6a4662b |
13 | 4329269 |
14 | 2a183bd |
15 | 1bed925 |
hex | 138c803 |
20498435 has 16 divisors (see below), whose sum is σ = 26112000. Its totient is φ = 15404256.
The previous prime is 20498419. The next prime is 20498453. The reversal of 20498435 is 53489402.
It is a cyclic number.
It is not a de Polignac number, because 20498435 - 24 = 20498419 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 20498395 and 20498404.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11216 + ... + 12914.
It is an arithmetic number, because the mean of its divisors is an integer number (1632000).
Almost surely, 220498435 is an apocalyptic number.
20498435 is a deficient number, since it is larger than the sum of its proper divisors (5613565).
20498435 is a wasteful number, since it uses less digits than its factorization.
20498435 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1850.
The product of its (nonzero) digits is 34560, while the sum is 35.
The square root of 20498435 is about 4527.5197404318. The cubic root of 20498435 is about 273.6782190535.
The spelling of 20498435 in words is "twenty million, four hundred ninety-eight thousand, four hundred thirty-five".
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