Base | Representation |
---|---|
bin | 1000010110101… |
… | …01111101010110 |
3 | 11212212112222002 |
4 | 10023111331112 |
5 | 120420114030 |
6 | 10542035302 |
7 | 1510455560 |
oct | 413257526 |
9 | 155775862 |
10 | 70082390 |
11 | 36617a34 |
12 | 1b578b32 |
13 | 1169a191 |
14 | 9444330 |
15 | 6245245 |
hex | 42d5f56 |
70082390 has 16 divisors (see below), whose sum is σ = 144169632. Its totient is φ = 24028224.
The previous prime is 70082387. The next prime is 70082417. The reversal of 70082390 is 9328007.
It is a super-2 number, since 2×700823902 = 9823082776224200, which contains 22 as substring.
It is a nialpdrome in base 14.
It is a congruent number.
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, 500519 + ... + 500658.
It is an arithmetic number, because the mean of its divisors is an integer number (9010602).
Almost surely, 270082390 is an apocalyptic number.
70082390 is a gapful number since it is divisible by the number (70) formed by its first and last digit.
70082390 is an abundant number, since it is smaller than the sum of its proper divisors (74087242).
70082390 is a wasteful number, since it uses less digits than its factorization.
70082390 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1001191.
The product of its (nonzero) digits is 3024, while the sum is 29.
The square root of 70082390 is about 8371.5225616372. The cubic root of 70082390 is about 412.2901583452.
The spelling of 70082390 in words is "seventy million, eighty-two thousand, three hundred ninety".
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