Base | Representation |
---|---|
bin | 1001100100100101011111… |
… | …00010110100110011001000 |
3 | 2202112012022011102121101110 |
4 | 10302102233202310303020 |
5 | 10224323341413023420 |
6 | 112433240521250320 |
7 | 4301455056416565 |
oct | 462225742646310 |
9 | 82465264377343 |
10 | 21048284892360 |
11 | 6785589104250 |
12 | 243b3700339a0 |
13 | b98ac9bb33ab |
14 | 52aa572d986c |
15 | 2677aa606ee0 |
hex | 1324af8b4cc8 |
21048284892360 has 64 divisors (see below), whose sum is σ = 68885296015680. Its totient is φ = 5102614519040.
The previous prime is 21048284892329. The next prime is 21048284892377. The reversal of 21048284892360 is 6329848284012.
It is a self number, because there is not a number n which added to its sum of digits gives 21048284892360.
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, 7972833867 + ... + 7972836506.
It is an arithmetic number, because the mean of its divisors is an integer number (1076332750245).
Almost surely, 221048284892360 is an apocalyptic number.
21048284892360 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
21048284892360 is an abundant number, since it is smaller than the sum of its proper divisors (47837011123320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
21048284892360 is a wasteful number, since it uses less digits than its factorization.
21048284892360 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15945670398 (or 15945670394 counting only the distinct ones).
The product of its (nonzero) digits is 10616832, while the sum is 57.
The spelling of 21048284892360 in words is "twenty-one trillion, forty-eight billion, two hundred eighty-four million, eight hundred ninety-two thousand, three hundred sixty".
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