Base | Representation |
---|---|
bin | 111101101100110… |
… | …1111011000011000 |
3 | 12100021201102202100 |
4 | 1323121233120120 |
5 | 13220002021430 |
6 | 541234403400 |
7 | 102206433645 |
oct | 17331573030 |
9 | 5307642670 |
10 | 2070345240 |
11 | 972724027 |
12 | 499430560 |
13 | 26cc07072 |
14 | 158d6adcc |
15 | c1b5a960 |
hex | 7b66f618 |
2070345240 has 96 divisors (see below), whose sum is σ = 6740959680. Its totient is φ = 551079936.
The previous prime is 2070345227. The next prime is 2070345257. The reversal of 2070345240 is 425430702.
2070345240 is a `hidden beast` number, since 207 + 0 + 3 + 452 + 4 + 0 = 666.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 202737 + ... + 212703.
It is an arithmetic number, because the mean of its divisors is an integer number (70218330).
Almost surely, 22070345240 is an apocalyptic number.
2070345240 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 2070345240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3370479840).
2070345240 is an abundant number, since it is smaller than the sum of its proper divisors (4670614440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2070345240 is a wasteful number, since it uses less digits than its factorization.
2070345240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10561 (or 10554 counting only the distinct ones).
The product of its (nonzero) digits is 6720, while the sum is 27.
The square root of 2070345240 is about 45501.0465813700. The cubic root of 2070345240 is about 1274.5227464072.
Adding to 2070345240 its reverse (425430702), we get a palindrome (2495775942).
The spelling of 2070345240 in words is "two billion, seventy million, three hundred forty-five thousand, two hundred forty".
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