Base | Representation |
---|---|
bin | 1000010110010… |
… | …00110000010000 |
3 | 11212202210202220 |
4 | 10023020300100 |
5 | 120411401204 |
6 | 10540541040 |
7 | 1510142103 |
oct | 413106020 |
9 | 155683686 |
10 | 70028304 |
11 | 36590335 |
12 | 1b551780 |
13 | 1167b688 |
14 | 942c73a |
15 | 62341d9 |
hex | 42c8c10 |
70028304 has 40 divisors (see below), whose sum is σ = 191550240. Its totient is φ = 21969408.
The previous prime is 70028293. The next prime is 70028311. The reversal of 70028304 is 40382007.
It is a super-2 number, since 2×700283042 = 9807926722232832, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (24).
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, 42094 + ... + 43725.
It is an arithmetic number, because the mean of its divisors is an integer number (4788756).
Almost surely, 270028304 is an apocalyptic number.
It is an amenable number.
70028304 is an abundant number, since it is smaller than the sum of its proper divisors (121521936).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70028304 is a wasteful number, since it uses less digits than its factorization.
70028304 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 85847 (or 85841 counting only the distinct ones).
The product of its (nonzero) digits is 1344, while the sum is 24.
The square root of 70028304 is about 8368.2915819180. The cubic root of 70028304 is about 412.1840695716.
The spelling of 70028304 in words is "seventy million, twenty-eight thousand, three hundred four".
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