Base | Representation |
---|---|
bin | 1000011100110… |
… | …01111111011010 |
3 | 11221101100101220 |
4 | 10032121333122 |
5 | 121121312323 |
6 | 11011152510 |
7 | 1520341536 |
oct | 416317732 |
9 | 157340356 |
10 | 70885338 |
11 | 37016227 |
12 | 1b8a5736 |
13 | 118bb7b4 |
14 | 95b2bc6 |
15 | 63530e3 |
hex | 4399fda |
70885338 has 32 divisors (see below), whose sum is σ = 147312000. Its totient is φ = 22712256.
The previous prime is 70885337. The next prime is 70885361. The reversal of 70885338 is 83358807.
It is a super-2 number, since 2×708853382 = 10049462286748488, which contains 22 as substring.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 70885338.
It is not an unprimeable number, because it can be changed into a prime (70885337) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44988 + ... + 46536.
It is an arithmetic number, because the mean of its divisors is an integer number (4603500).
Almost surely, 270885338 is an apocalyptic number.
70885338 is an abundant number, since it is smaller than the sum of its proper divisors (76426662).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70885338 is a wasteful number, since it uses less digits than its factorization.
70885338 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1846.
The product of its (nonzero) digits is 161280, while the sum is 42.
The square root of 70885338 is about 8419.3430860133. The cubic root of 70885338 is about 413.8587466487.
The spelling of 70885338 in words is "seventy million, eight hundred eighty-five thousand, three hundred thirty-eight".
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