Base | Representation |
---|---|
bin | 1010000001000… |
… | …0110001100011 |
3 | 2221001102021122 |
4 | 2200100301203 |
5 | 41223333442 |
6 | 4100242455 |
7 | 1020044141 |
oct | 240206143 |
9 | 87042248 |
10 | 42011747 |
11 | 21795058 |
12 | 120a042b |
13 | 891c42b |
14 | 5818591 |
15 | 3a4cdd2 |
hex | 2810c63 |
42011747 has 4 divisors (see below), whose sum is σ = 42638856. Its totient is φ = 41384640.
The previous prime is 42011707. The next prime is 42011773. The reversal of 42011747 is 74711024.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 42011747 - 222 = 37817443 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (42011707) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 313454 + ... + 313587.
It is an arithmetic number, because the mean of its divisors is an integer number (10659714).
Almost surely, 242011747 is an apocalyptic number.
42011747 is a deficient number, since it is larger than the sum of its proper divisors (627109).
42011747 is an equidigital number, since it uses as much as digits as its factorization.
42011747 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 627108.
The product of its (nonzero) digits is 1568, while the sum is 26.
The square root of 42011747 is about 6481.6469357718. The cubic root of 42011747 is about 347.6350685194.
It can be divided in two parts, 420 and 11747, that added together give a cube (12167 = 233).
The spelling of 42011747 in words is "forty-two million, eleven thousand, seven hundred forty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •