Base | Representation |
---|---|
bin | 1001000111000010… |
… | …0100000000100000 |
3 | 20022102111112211000 |
4 | 2101300210000200 |
5 | 20002012123340 |
6 | 1042353552000 |
7 | 114412532652 |
oct | 22160440040 |
9 | 6272445730 |
10 | 2445426720 |
11 | 104541a320 |
12 | 582b75600 |
13 | 2cc832579 |
14 | 192ac66d2 |
15 | e4a4ad30 |
hex | 91c24020 |
2445426720 has 192 divisors, whose sum is σ = 9337265280. Its totient is φ = 592819200.
The previous prime is 2445426707. The next prime is 2445426733. The reversal of 2445426720 is 276245442.
2445426720 is a `hidden beast` number, since 2 + 44 + 542 + 6 + 72 + 0 = 666.
It is an interprime number because it is at equal distance from previous prime (2445426707) and next prime (2445426733).
It is a super-2 number, since 2×24454267202 = 11960223685779916800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21790 + ... + 73250.
It is an arithmetic number, because the mean of its divisors is an integer number (48631590).
Almost surely, 22445426720 is an apocalyptic number.
2445426720 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 2445426720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4668632640).
2445426720 is an abundant number, since it is smaller than the sum of its proper divisors (6891838560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2445426720 is a wasteful number, since it uses less digits than its factorization.
2445426720 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51496 (or 51482 counting only the distinct ones).
The product of its (nonzero) digits is 107520, while the sum is 36.
The square root of 2445426720 is about 49451.2560002271. The cubic root of 2445426720 is about 1347.2604195872.
The spelling of 2445426720 in words is "two billion, four hundred forty-five million, four hundred twenty-six thousand, seven hundred twenty".
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