Base | Representation |
---|---|
bin | 111011101010111… |
… | …1000001000100000 |
3 | 12011112112111111102 |
4 | 1313111320020200 |
5 | 13100032124043 |
6 | 530402333532 |
7 | 100421422505 |
oct | 16725701040 |
9 | 5145474442 |
10 | 2002223648 |
11 | 938226297 |
12 | 47a65a2a8 |
13 | 25ba75529 |
14 | 14dcb74ac |
15 | baba16b8 |
hex | 77578220 |
2002223648 has 48 divisors (see below), whose sum is σ = 4160772000. Its totient is φ = 945810432.
The previous prime is 2002223611. The next prime is 2002223689. The reversal of 2002223648 is 8463222002.
It is a super-2 number, since 2×20022236482 = 8017799073220855808, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 2002223648.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 226088 + ... + 234776.
It is an arithmetic number, because the mean of its divisors is an integer number (86682750).
Almost surely, 22002223648 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2002223648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2080386000).
2002223648 is an abundant number, since it is smaller than the sum of its proper divisors (2158548352).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2002223648 is a wasteful number, since it uses less digits than its factorization.
2002223648 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9097 (or 9089 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 29.
The square root of 2002223648 is about 44746.2137839617. The cubic root of 2002223648 is about 1260.3878137716.
The spelling of 2002223648 in words is "two billion, two million, two hundred twenty-three thousand, six hundred forty-eight".
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