Base | Representation |
---|---|
bin | 11001000010010… |
… | …001001010101010 |
3 | 1002021100110222120 |
4 | 121002101022222 |
5 | 1330011300002 |
6 | 105402332110 |
7 | 13260103455 |
oct | 3102211252 |
9 | 1067313876 |
10 | 420025002 |
11 | 1a6103001 |
12 | b87ba036 |
13 | 69033207 |
14 | 3dad849c |
15 | 26d1bcbc |
hex | 190912aa |
420025002 has 16 divisors (see below), whose sum is σ = 840255552. Its totient is φ = 139974080.
The previous prime is 420024973. The next prime is 420025013. The reversal of 420025002 is 200520024.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35227 + ... + 45617.
It is an arithmetic number, because the mean of its divisors is an integer number (52515972).
Almost surely, 2420025002 is an apocalyptic number.
420025002 is an abundant number, since it is smaller than the sum of its proper divisors (420230550).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
420025002 is a wasteful number, since it uses less digits than its factorization.
420025002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17133.
The product of its (nonzero) digits is 160, while the sum is 15.
The square root of 420025002 is about 20494.5115091822. The cubic root of 420025002 is about 748.9020984895.
Adding to 420025002 its reverse (200520024), we get a palindrome (620545026).
The spelling of 420025002 in words is "four hundred twenty million, twenty-five thousand, two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •