Base | Representation |
---|---|
bin | 11000110000111… |
… | …10010111101100 |
3 | 112110220102001121 |
4 | 30120132113230 |
5 | 411140224234 |
6 | 32340350324 |
7 | 5101532050 |
oct | 1430362754 |
9 | 473812047 |
10 | 207742444 |
11 | a72a0a78 |
12 | 596a53a4 |
13 | 34068430 |
14 | 1d839c60 |
15 | 133884b4 |
hex | c61e5ec |
207742444 has 48 divisors (see below), whose sum is σ = 457003008. Its totient is φ = 80428608.
The previous prime is 207742421. The next prime is 207742453. The reversal of 207742444 is 444247702.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11037 + ... + 23179.
It is an arithmetic number, because the mean of its divisors is an integer number (9520896).
Almost surely, 2207742444 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 207742444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (228501504).
207742444 is an abundant number, since it is smaller than the sum of its proper divisors (249260564).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
207742444 is a wasteful number, since it uses less digits than its factorization.
207742444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12214 (or 12212 counting only the distinct ones).
The product of its (nonzero) digits is 50176, while the sum is 34.
The square root of 207742444 is about 14413.2731882803. The cubic root of 207742444 is about 592.2545586218.
It can be divided in two parts, 2077 and 42444, that added together give a square (44521 = 2112).
The spelling of 207742444 in words is "two hundred seven million, seven hundred forty-two thousand, four hundred forty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •