Base | Representation |
---|---|
bin | 1000010111010111… |
… | …0001001001101000 |
3 | 12210111020102110112 |
4 | 2011311301021220 |
5 | 14044314332210 |
6 | 1010452033452 |
7 | 106434064154 |
oct | 20565611150 |
9 | 5714212415 |
10 | 2245464680 |
11 | a52562938 |
12 | 528002888 |
13 | 29a28c634 |
14 | 174314064 |
15 | d21ecd05 |
hex | 85d71268 |
2245464680 has 16 divisors (see below), whose sum is σ = 5052295620. Its totient is φ = 898185856.
The previous prime is 2245464679. The next prime is 2245464701. The reversal of 2245464680 is 864645422.
It can be written as a sum of positive squares in 2 ways, for example, as 2245432996 + 31684 = 47386^2 + 178^2 .
It is a super-2 number, since 2×22454646802 = 10084223258255004800, which contains 22 as substring.
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, 28068269 + ... + 28068348.
Almost surely, 22245464680 is an apocalyptic number.
2245464680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2245464680 is an abundant number, since it is smaller than the sum of its proper divisors (2806830940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2245464680 is a wasteful number, since it uses less digits than its factorization.
2245464680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56136628 (or 56136624 counting only the distinct ones).
The product of its (nonzero) digits is 368640, while the sum is 41.
The square root of 2245464680 is about 47386.3343169737. The cubic root of 2245464680 is about 1309.4896677753.
The spelling of 2245464680 in words is "two billion, two hundred forty-five million, four hundred sixty-four thousand, six hundred eighty".
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