Base | Representation |
---|---|
bin | 10010101000111100… |
… | …100000011011011111 |
3 | 1220122211102221012101 |
4 | 102220330200123133 |
5 | 311442130143233 |
6 | 13105555545531 |
7 | 1305654524305 |
oct | 225074403337 |
9 | 56584387171 |
10 | 20014302943 |
11 | 8540609038 |
12 | 3a668bb2a7 |
13 | 1b6c644c0b |
14 | d7c16a275 |
15 | 7c2143c7d |
hex | 4a8f206df |
20014302943 has 4 divisors (see below), whose sum is σ = 20017182640. Its totient is φ = 20011423248.
The previous prime is 20014302941. The next prime is 20014303019. The reversal of 20014302943 is 34920341002.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 20014302943 - 21 = 20014302941 is a prime.
It is a super-2 number, since 2×200143029432 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20014302941) 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, 1429398 + ... + 1443331.
It is an arithmetic number, because the mean of its divisors is an integer number (5004295660).
Almost surely, 220014302943 is an apocalyptic number.
20014302943 is a deficient number, since it is larger than the sum of its proper divisors (2879697).
20014302943 is an equidigital number, since it uses as much as digits as its factorization.
20014302943 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2879696.
The product of its (nonzero) digits is 5184, while the sum is 28.
Adding to 20014302943 its reverse (34920341002), we get a palindrome (54934643945).
The spelling of 20014302943 in words is "twenty billion, fourteen million, three hundred two thousand, nine hundred forty-three".
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