Base | Representation |
---|---|
bin | 10010111010100110… |
… | …001001110101110111 |
3 | 1221102110122220110120 |
4 | 102322212021311313 |
5 | 313043432330033 |
6 | 13155215023023 |
7 | 1316211555540 |
oct | 227246116567 |
9 | 57373586416 |
10 | 20310433143 |
11 | 868278a040 |
12 | 3b29b0aa73 |
13 | 1bb8ab94a0 |
14 | da96134c7 |
15 | 7dd13b1b3 |
hex | 4ba989d77 |
20310433143 has 32 divisors (see below), whose sum is σ = 36359941632. Its totient is φ = 9739267200.
The previous prime is 20310433123. The next prime is 20310433163. The reversal of 20310433143 is 34133401302.
It is an interprime number because it is at equal distance from previous prime (20310433123) and next prime (20310433163).
It is not a de Polignac number, because 20310433143 - 210 = 20310432119 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20310433123) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3378688 + ... + 3384693.
It is an arithmetic number, because the mean of its divisors is an integer number (1136248176).
Almost surely, 220310433143 is an apocalyptic number.
20310433143 is a deficient number, since it is larger than the sum of its proper divisors (16049508489).
20310433143 is a wasteful number, since it uses less digits than its factorization.
20310433143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6763415.
The product of its (nonzero) digits is 2592, while the sum is 24.
Adding to 20310433143 its reverse (34133401302), we get a palindrome (54443834445).
The spelling of 20310433143 in words is "twenty billion, three hundred ten million, four hundred thirty-three thousand, one hundred forty-three".
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