Base | Representation |
---|---|
bin | 10011110101101001… |
… | …000110101011100111 |
3 | 2000222111201002022010 |
4 | 103311221012223213 |
5 | 322111032444000 |
6 | 13441403405303 |
7 | 1352601020445 |
oct | 236551065347 |
9 | 60874632263 |
10 | 21301062375 |
11 | 904099248a |
12 | 4165823833 |
13 | 20160c5328 |
14 | 1061001b95 |
15 | 84a0bad50 |
hex | 4f5a46ae7 |
21301062375 has 32 divisors (see below), whose sum is σ = 35930561472. Its totient is φ = 11204928000.
The previous prime is 21301062353. The next prime is 21301062421. The reversal of 21301062375 is 57326010312.
It is not a de Polignac number, because 21301062375 - 210 = 21301061351 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 361686 + ... + 416435.
It is an arithmetic number, because the mean of its divisors is an integer number (1122830046).
Almost surely, 221301062375 is an apocalyptic number.
21301062375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
21301062375 is a deficient number, since it is larger than the sum of its proper divisors (14629499097).
21301062375 is an equidigital number, since it uses as much as digits as its factorization.
21301062375 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 778212 (or 778202 counting only the distinct ones).
The product of its (nonzero) digits is 7560, while the sum is 30.
Adding to 21301062375 its reverse (57326010312), we get a palindrome (78627072687).
The spelling of 21301062375 in words is "twenty-one billion, three hundred one million, sixty-two thousand, three hundred seventy-five".
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