Base | Representation |
---|---|
bin | 11010100001001… |
… | …01001010010101 |
3 | 120111120122110221 |
4 | 31100211022111 |
5 | 423421402300 |
6 | 34023514341 |
7 | 5340540136 |
oct | 1520451225 |
9 | 514518427 |
10 | 222450325 |
11 | 104627249 |
12 | 625b89b1 |
13 | 37117b16 |
14 | 21787c8d |
15 | 147e131a |
hex | d425295 |
222450325 has 24 divisors (see below), whose sum is σ = 280910592. Its totient is φ = 174721920.
The previous prime is 222450323. The next prime is 222450343. The reversal of 222450325 is 523054222.
It is a happy number.
It is not a de Polignac number, because 222450325 - 21 = 222450323 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 222450325.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (222450323) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 366172 + ... + 366778.
It is an arithmetic number, because the mean of its divisors is an integer number (11704608).
Almost surely, 2222450325 is an apocalyptic number.
222450325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
222450325 is a deficient number, since it is larger than the sum of its proper divisors (58460267).
222450325 is a wasteful number, since it uses less digits than its factorization.
222450325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 861 (or 856 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 25.
The square root of 222450325 is about 14914.7686874453. The cubic root of 222450325 is about 605.9140385354.
The spelling of 222450325 in words is "two hundred twenty-two million, four hundred fifty thousand, three hundred twenty-five".
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