Base | Representation |
---|---|
bin | 1010001110100000… |
… | …1101100000111000 |
3 | 21002022121222220221 |
4 | 2203220031200320 |
5 | 21110234233240 |
6 | 1132223425424 |
7 | 125013022123 |
oct | 24350154070 |
9 | 7068558827 |
10 | 2745227320 |
11 | 1189677a10 |
12 | 647455274 |
13 | 349990684 |
14 | 1c08473ba |
15 | 11101aa4a |
hex | a3a0d838 |
2745227320 has 128 divisors (see below), whose sum is σ = 7365427200. Its totient is φ = 909158400.
The previous prime is 2745227281. The next prime is 2745227333. The reversal of 2745227320 is 237225472.
It is a Harshad number since it is a multiple of its sum of digits (34).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 225961 + ... + 237799.
It is an arithmetic number, because the mean of its divisors is an integer number (57542400).
Almost surely, 22745227320 is an apocalyptic number.
2745227320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2745227320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3682713600).
2745227320 is an abundant number, since it is smaller than the sum of its proper divisors (4620199880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2745227320 is a wasteful number, since it uses less digits than its factorization.
2745227320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11909 (or 11905 counting only the distinct ones).
The product of its (nonzero) digits is 47040, while the sum is 34.
The square root of 2745227320 is about 52394.9169290304. The cubic root of 2745227320 is about 1400.2086967794.
The spelling of 2745227320 in words is "two billion, seven hundred forty-five million, two hundred twenty-seven thousand, three hundred twenty".
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