Base | Representation |
---|---|
bin | 10011110101101101… |
… | …110101000111001010 |
3 | 2000222121001000112221 |
4 | 103311231311013022 |
5 | 322111342114010 |
6 | 13441450124254 |
7 | 1352614400125 |
oct | 236555650712 |
9 | 60877030487 |
10 | 21302301130 |
11 | 9041659150 |
12 | 416612068a |
13 | 201643a116 |
14 | 10612453bc |
15 | 84a262dda |
hex | 4f5b751ca |
21302301130 has 32 divisors (see below), whose sum is σ = 42619229568. Its totient is φ = 7600132800.
The previous prime is 21302301127. The next prime is 21302301143. The reversal of 21302301130 is 3110320312.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1821126 + ... + 1832785.
It is an arithmetic number, because the mean of its divisors is an integer number (1331850924).
Almost surely, 221302301130 is an apocalyptic number.
21302301130 is an abundant number, since it is smaller than the sum of its proper divisors (21316928438).
21302301130 is a wasteful number, since it uses less digits than its factorization.
21302301130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3653982.
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 21302301130 its reverse (3110320312), we get a palindrome (24412621442).
The spelling of 21302301130 in words is "twenty-one billion, three hundred two million, three hundred one thousand, one hundred thirty".
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