Base | Representation |
---|---|
bin | 1000010111010… |
… | …11011001110100 |
3 | 11220001000110100 |
4 | 10023223121310 |
5 | 120430421403 |
6 | 10543554100 |
7 | 1511302632 |
oct | 413533164 |
9 | 156030410 |
10 | 70170228 |
11 | 36677a27 |
12 | 1b5bb930 |
13 | 116cb15b |
14 | 9468352 |
15 | 62612a3 |
hex | 42eb674 |
70170228 has 36 divisors (see below), whose sum is σ = 179811268. Its totient is φ = 23068800.
The previous prime is 70170187. The next prime is 70170253. The reversal of 70170228 is 82207107.
It can be written as a sum of positive squares in 2 ways, for example, as 19873764 + 50296464 = 4458^2 + 7092^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10723 + ... + 15978.
Almost surely, 270170228 is an apocalyptic number.
It is an amenable number.
70170228 is an abundant number, since it is smaller than the sum of its proper divisors (109641040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70170228 is a wasteful number, since it uses less digits than its factorization.
70170228 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26784 (or 26779 counting only the distinct ones).
The product of its (nonzero) digits is 1568, while the sum is 27.
The square root of 70170228 is about 8376.7671568452. The cubic root of 70170228 is about 412.4623348529.
The spelling of 70170228 in words is "seventy million, one hundred seventy thousand, two hundred twenty-eight".
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