Base | Representation |
---|---|
bin | 100110001101… |
… | …1011010101101 |
3 | 1101200220012010 |
4 | 1030123122231 |
5 | 20112111440 |
6 | 1553231433 |
7 | 332203536 |
oct | 114333255 |
9 | 41626163 |
10 | 20035245 |
11 | 1034485a |
12 | 6862579 |
13 | 41c6499 |
14 | 293768d |
15 | 1b5b580 |
hex | 131b6ad |
20035245 has 8 divisors (see below), whose sum is σ = 32056416. Its totient is φ = 10685456.
The previous prime is 20035229. The next prime is 20035283. The reversal of 20035245 is 54253002.
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 20035245 - 24 = 20035229 is a prime.
It is a super-2 number, since 2×200352452 = 802822084420050, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 667827 + ... + 667856.
It is an arithmetic number, because the mean of its divisors is an integer number (4007052).
Almost surely, 220035245 is an apocalyptic number.
It is an amenable number.
20035245 is a deficient number, since it is larger than the sum of its proper divisors (12021171).
20035245 is a wasteful number, since it uses less digits than its factorization.
20035245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1335691.
The product of its (nonzero) digits is 1200, while the sum is 21.
The square root of 20035245 is about 4476.0747312796. The cubic root of 20035245 is about 271.6011175027.
Adding to 20035245 its reverse (54253002), we get a palindrome (74288247).
The spelling of 20035245 in words is "twenty million, thirty-five thousand, two hundred forty-five".
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