Base | Representation |
---|---|
bin | 10101011100001010… |
… | …010000101110111011 |
3 | 2012102101010111210000 |
4 | 111130022100232323 |
5 | 334121340432311 |
6 | 14324204324043 |
7 | 1443324346335 |
oct | 253412205673 |
9 | 65371114700 |
10 | 23021030331 |
11 | 9843853902 |
12 | 4565843623 |
13 | 222b543550 |
14 | 1185604455 |
15 | 8eb0b6056 |
hex | 55c290bbb |
23021030331 has 40 divisors (see below), whose sum is σ = 37054108784. Its totient is φ = 14159396160.
The previous prime is 23021030323. The next prime is 23021030341. The reversal of 23021030331 is 13303012032.
23021030331 is a `hidden beast` number, since 2 + 302 + 1 + 0 + 30 + 331 = 666.
It is not a de Polignac number, because 23021030331 - 23 = 23021030323 is a prime.
It is a super-2 number, since 2×230210303312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23021030321) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2561676 + ... + 2570646.
Almost surely, 223021030331 is an apocalyptic number.
23021030331 is a deficient number, since it is larger than the sum of its proper divisors (14033078453).
23021030331 is a wasteful number, since it uses less digits than its factorization.
23021030331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11433 (or 11424 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 18.
Adding to 23021030331 its reverse (13303012032), we get a palindrome (36324042363).
The spelling of 23021030331 in words is "twenty-three billion, twenty-one million, thirty thousand, three hundred thirty-one".
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