Base | Representation |
---|---|
bin | 10011111000000101… |
… | …010001001110100000 |
3 | 2001002100201221012122 |
4 | 103320011101032200 |
5 | 322202023000112 |
6 | 13445425043412 |
7 | 1353606002303 |
oct | 237005211640 |
9 | 61070657178 |
10 | 21342000032 |
11 | 9062003561 |
12 | 4177486568 |
13 | 20217298b2 |
14 | 106661ab3a |
15 | 84d9a5872 |
hex | 4f81513a0 |
21342000032 has 12 divisors (see below), whose sum is σ = 42017062626. Its totient is φ = 10671000000.
The previous prime is 21341999981. The next prime is 21342000077. The reversal of 21342000032 is 23000024312.
It can be written as a sum of positive squares in only one way, i.e., 20610622096 + 731377936 = 143564^2 + 27044^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 333468719 + ... + 333468782.
Almost surely, 221342000032 is an apocalyptic number.
It is an amenable number.
21342000032 is a deficient number, since it is larger than the sum of its proper divisors (20675062594).
21342000032 is an equidigital number, since it uses as much as digits as its factorization.
21342000032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 666937511 (or 666937503 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 17.
Adding to 21342000032 its reverse (23000024312), we get a palindrome (44342024344).
The spelling of 21342000032 in words is "twenty-one billion, three hundred forty-two million, thirty-two", and thus it is an aban number.
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