Base | Representation |
---|---|
bin | 100111000111100010… |
… | …010001000000101100 |
3 | 11000102012211200002220 |
4 | 213013202101000230 |
5 | 1142010100313340 |
6 | 31143504115340 |
7 | 3014600056131 |
oct | 470742210054 |
9 | 130365750086 |
10 | 42002354220 |
11 | 168a4263442 |
12 | 8182605b50 |
13 | 3c64b72348 |
14 | 20664ba588 |
15 | 115c6b1ed0 |
hex | 9c789102c |
42002354220 has 48 divisors (see below), whose sum is σ = 117622548960. Its totient is φ = 11199108096.
The previous prime is 42002354213. The next prime is 42002354221. The reversal of 42002354220 is 2245320024.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (42002354221) 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, 439716 + ... + 526644.
It is an arithmetic number, because the mean of its divisors is an integer number (2450469770).
Almost surely, 242002354220 is an apocalyptic number.
It is an amenable number.
42002354220 is an abundant number, since it is smaller than the sum of its proper divisors (75620194740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42002354220 is a wasteful number, since it uses less digits than its factorization.
42002354220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 94994 (or 94992 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 24.
Adding to 42002354220 its reverse (2245320024), we get a palindrome (44247674244).
The spelling of 42002354220 in words is "forty-two billion, two million, three hundred fifty-four thousand, two hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •