Base | Representation |
---|---|
bin | 100110001101… |
… | …1011101111001 |
3 | 1101200220110200 |
4 | 1030123131321 |
5 | 20112113244 |
6 | 1553232413 |
7 | 332204250 |
oct | 114333571 |
9 | 41626420 |
10 | 20035449 |
11 | 10344a25 |
12 | 6862709 |
13 | 41c65c5 |
14 | 2937797 |
15 | 1b5b669 |
hex | 131b779 |
20035449 has 12 divisors (see below), whose sum is σ = 33074496. Its totient is φ = 11448792.
The previous prime is 20035441. The next prime is 20035451. The reversal of 20035449 is 94453002.
It is not a de Polignac number, because 20035449 - 23 = 20035441 is a prime.
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20035441) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 158949 + ... + 159074.
It is an arithmetic number, because the mean of its divisors is an integer number (2756208).
Almost surely, 220035449 is an apocalyptic number.
It is an amenable number.
20035449 is a deficient number, since it is larger than the sum of its proper divisors (13039047).
20035449 is a wasteful number, since it uses less digits than its factorization.
20035449 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 318036 (or 318033 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 27.
The square root of 20035449 is about 4476.0975190449. The cubic root of 20035449 is about 271.6020393189.
The spelling of 20035449 in words is "twenty million, thirty-five thousand, four hundred forty-nine".
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