Base | Representation |
---|---|
bin | 100101000101100… |
… | …000110101110001 |
3 | 1121100210010222212 |
4 | 211011200311301 |
5 | 2233240432400 |
6 | 141423541505 |
7 | 21263426441 |
oct | 4505406561 |
9 | 1540703885 |
10 | 622202225 |
11 | 29a242817 |
12 | 15445a895 |
13 | 9bba04c8 |
14 | 5c8c6121 |
15 | 39956335 |
hex | 25160d71 |
622202225 has 12 divisors (see below), whose sum is σ = 777085680. Its totient is φ = 494178000.
The previous prime is 622202149. The next prime is 622202263. The reversal of 622202225 is 522202226.
It is not a de Polignac number, because 622202225 - 210 = 622201201 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 622202225.
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 86051 + ... + 93000.
It is an arithmetic number, because the mean of its divisors is an integer number (64757140).
Almost surely, 2622202225 is an apocalyptic number.
It is an amenable number.
622202225 is a deficient number, since it is larger than the sum of its proper divisors (154883455).
622202225 is a wasteful number, since it uses less digits than its factorization.
622202225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 179200 (or 179195 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 23.
The square root of 622202225 is about 24943.9817390889. The cubic root of 622202225 is about 853.7102975034.
Subtracting from 622202225 its reverse (522202226), we obtain a palindrome (99999999).
The spelling of 622202225 in words is "six hundred twenty-two million, two hundred two thousand, two hundred twenty-five".
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