Base | Representation |
---|---|
bin | 100110010111… |
… | …0101111011001 |
3 | 1101211220202112 |
4 | 1030232233121 |
5 | 20122130033 |
6 | 1555042105 |
7 | 332653355 |
oct | 114565731 |
9 | 41756675 |
10 | 20114393 |
11 | 10399272 |
12 | 68a0335 |
13 | 4223510 |
14 | 2958465 |
15 | 1b74c48 |
hex | 132ebd9 |
20114393 has 4 divisors (see below), whose sum is σ = 21661668. Its totient is φ = 18567120.
The previous prime is 20114389. The next prime is 20114399. The reversal of 20114393 is 39341102.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 868624 + 19245769 = 932^2 + 4387^2 .
It is not a de Polignac number, because 20114393 - 22 = 20114389 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (20114399) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 773618 + ... + 773643.
It is an arithmetic number, because the mean of its divisors is an integer number (5415417).
Almost surely, 220114393 is an apocalyptic number.
It is an amenable number.
20114393 is a deficient number, since it is larger than the sum of its proper divisors (1547275).
20114393 is a wasteful number, since it uses less digits than its factorization.
20114393 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1547274.
The product of its (nonzero) digits is 648, while the sum is 23.
The square root of 20114393 is about 4484.9072454177. The cubic root of 20114393 is about 271.9582954009.
Adding to 20114393 its reverse (39341102), we get a palindrome (59455495).
The spelling of 20114393 in words is "twenty million, one hundred fourteen thousand, three hundred ninety-three".
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