Base | Representation |
---|---|
bin | 10011110101101100… |
… | …110001000010011110 |
3 | 2000222120111212001222 |
4 | 103311230301002132 |
5 | 322111304203202 |
6 | 13441440133342 |
7 | 1352612126201 |
oct | 236554610236 |
9 | 60876455058 |
10 | 21302022302 |
11 | 9041488710 |
12 | 4166007252 |
13 | 2016370232 |
14 | 10611b1938 |
15 | 84a20a4a2 |
hex | 4f5b3109e |
21302022302 has 8 divisors (see below), whose sum is σ = 34857854712. Its totient is φ = 9682737400.
The previous prime is 21302022289. The next prime is 21302022319. The reversal of 21302022302 is 20322020312.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 484136849 + ... + 484136892.
It is an arithmetic number, because the mean of its divisors is an integer number (4357231839).
Almost surely, 221302022302 is an apocalyptic number.
21302022302 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
21302022302 is a deficient number, since it is larger than the sum of its proper divisors (13555832410).
21302022302 is a wasteful number, since it uses less digits than its factorization.
21302022302 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 968273754.
The product of its (nonzero) digits is 288, while the sum is 17.
Adding to 21302022302 its reverse (20322020312), we get a palindrome (41624042614).
The spelling of 21302022302 in words is "twenty-one billion, three hundred two million, twenty-two thousand, three hundred two".
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