Base | Representation |
---|---|
bin | 11001010110000… |
… | …011100100101001 |
3 | 1002122010000111001 |
4 | 121112003210221 |
5 | 1332323242301 |
6 | 110105435001 |
7 | 13352146501 |
oct | 3126034451 |
9 | 1078100431 |
10 | 425212201 |
11 | 1a9026247 |
12 | ba49ba61 |
13 | 6a12b26b |
14 | 40688a01 |
15 | 274e3c01 |
hex | 19583929 |
425212201 has 4 divisors (see below), whose sum is σ = 443699712. Its totient is φ = 406724692.
The previous prime is 425212171. The next prime is 425212219. The reversal of 425212201 is 102212524.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 425212201 - 25 = 425212169 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (425212231) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9243721 + ... + 9243766.
It is an arithmetic number, because the mean of its divisors is an integer number (110924928).
Almost surely, 2425212201 is an apocalyptic number.
It is an amenable number.
425212201 is a deficient number, since it is larger than the sum of its proper divisors (18487511).
425212201 is a wasteful number, since it uses less digits than its factorization.
425212201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18487510.
The product of its (nonzero) digits is 320, while the sum is 19.
The square root of 425212201 is about 20620.6741160419. The cubic root of 425212201 is about 751.9724088498.
Adding to 425212201 its reverse (102212524), we get a palindrome (527424725).
The spelling of 425212201 in words is "four hundred twenty-five million, two hundred twelve thousand, two hundred one".
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