Base | Representation |
---|---|
bin | 1110000110110011010010… |
… | …11001001001000101110110 |
3 | 11001211111002200001200120121 |
4 | 13003121221121021011312 |
5 | 13031213001113311410 |
6 | 145550222410522154 |
7 | 6351060030413011 |
oct | 703315131110566 |
9 | 131744080050517 |
10 | 31020022010230 |
11 | 997a576809640 |
12 | 358ba7a73635a |
13 | 144023881ab06 |
14 | 79353c9a8378 |
15 | 38bd7e1a79da |
hex | 1c3669649176 |
31020022010230 has 64 divisors (see below), whose sum is σ = 60990586868736. Its totient is φ = 11265471360000.
The previous prime is 31020022010203. The next prime is 31020022010231. The reversal of 31020022010230 is 3201022002013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31020022010231) 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, 302781094 + ... + 302883526.
It is an arithmetic number, because the mean of its divisors is an integer number (952977919824).
Almost surely, 231020022010230 is an apocalyptic number.
31020022010230 is a deficient number, since it is larger than the sum of its proper divisors (29970564858506).
31020022010230 is a wasteful number, since it uses less digits than its factorization.
31020022010230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 105973.
The product of its (nonzero) digits is 144, while the sum is 16.
Adding to 31020022010230 its reverse (3201022002013), we get a palindrome (34221044012243).
The spelling of 31020022010230 in words is "thirty-one trillion, twenty billion, twenty-two million, ten thousand, two hundred thirty".
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