Base | Representation |
---|---|
bin | 1001101100100101101111… |
… | …10010111001011000110010 |
3 | 2210111111011112012002112020 |
4 | 10312102313302321120302 |
5 | 10243330110103331010 |
6 | 113203442300012310 |
7 | 4330362165624654 |
oct | 466226762713062 |
9 | 83444145162466 |
10 | 21323301230130 |
11 | 6881185713309 |
12 | 2484722531096 |
13 | bb8a179a8cc3 |
14 | 53a0a63086d4 |
15 | 26ea0476e470 |
hex | 1364b7cb9632 |
21323301230130 has 32 divisors (see below), whose sum is σ = 51198657864768. Its totient is φ = 5683687560000.
The previous prime is 21323301230113. The next prime is 21323301230131. The reversal of 21323301230130 is 3103210332312.
It is a self number, because there is not a number n which added to its sum of digits gives 21323301230130.
It is not an unprimeable number, because it can be changed into a prime (21323301230131) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157812681 + ... + 157947740.
It is an arithmetic number, because the mean of its divisors is an integer number (1599958058274).
Almost surely, 221323301230130 is an apocalyptic number.
21323301230130 is an abundant number, since it is smaller than the sum of its proper divisors (29875356634638).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
21323301230130 is a wasteful number, since it uses less digits than its factorization.
21323301230130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 315762682.
The product of its (nonzero) digits is 1944, while the sum is 24.
Adding to 21323301230130 its reverse (3103210332312), we get a palindrome (24426511562442).
The spelling of 21323301230130 in words is "twenty-one trillion, three hundred twenty-three billion, three hundred one million, two hundred thirty thousand, one hundred thirty".
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