Base | Representation |
---|---|
bin | 100110101001… |
… | …1010110011101 |
3 | 1102010112110110 |
4 | 1031103112131 |
5 | 20141424344 |
6 | 2002200233 |
7 | 334146510 |
oct | 115232635 |
9 | 42115413 |
10 | 20264349 |
11 | 104909a6 |
12 | 6953079 |
13 | 4276851 |
14 | 2996d77 |
15 | 1ba43b9 |
hex | 135359d |
20264349 has 8 divisors (see below), whose sum is σ = 30879040. Its totient is φ = 11579616.
The previous prime is 20264347. The next prime is 20264371. The reversal of 20264349 is 94346202.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20264349 - 21 = 20264347 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20264341) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 482464 + ... + 482505.
It is an arithmetic number, because the mean of its divisors is an integer number (3859880).
Almost surely, 220264349 is an apocalyptic number.
It is an amenable number.
20264349 is a deficient number, since it is larger than the sum of its proper divisors (10614691).
20264349 is an equidigital number, since it uses as much as digits as its factorization.
20264349 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 964979.
The product of its (nonzero) digits is 10368, while the sum is 30.
The square root of 20264349 is about 4501.5940510002. The cubic root of 20264349 is about 272.6324536340.
The spelling of 20264349 in words is "twenty million, two hundred sixty-four thousand, three hundred forty-nine".
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