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222541368 = 23371324651
BaseRepresentation
bin11010100001110…
…11011000111000
3120111202021100220
431100323120320
5423432310433
634025500040
75341366440
oct1520733070
9514667326
10222541368
11104689695
1262641620
133714a3aa
14217ad120
151480d2b3
hexd43b638

222541368 has 32 divisors (see below), whose sum is σ = 635832960. Its totient is φ = 63583200.

The previous prime is 222541351. The next prime is 222541379. The reversal of 222541368 is 863145222.

222541368 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2225413682 = 99049320942622848, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 662158 + ... + 662493.

It is an arithmetic number, because the mean of its divisors is an integer number (19869780).

Almost surely, 2222541368 is an apocalyptic number.

222541368 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

222541368 is an abundant number, since it is smaller than the sum of its proper divisors (413291592).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222541368 is a wasteful number, since it uses less digits than its factorization.

222541368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1324667 (or 1324663 counting only the distinct ones).

The product of its digits is 23040, while the sum is 33.

The square root of 222541368 is about 14917.8204842396. The cubic root of 222541368 is about 605.9966887597.

The spelling of 222541368 in words is "two hundred twenty-two million, five hundred forty-one thousand, three hundred sixty-eight".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 168 1324651 2649302 3973953 5298604 7947906 9272557 10597208 15895812 18545114 27817671 31791624 37090228 55635342 74180456 111270684 222541368