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22414214421 = 322490468269
BaseRepresentation
bin10100110111111111…
…011100010100010101
32010212002022001211200
4110313333130110111
5331401014330141
614144050223113
71422305451624
oct246777342425
963762261750
1022414214421
119562270055
124416584a99
1321628cc491
141128ba56bb
158b2b9dab6
hex537fdc515

22414214421 has 6 divisors (see below), whose sum is σ = 32376087510. Its totient is φ = 14942809608.

The previous prime is 22414214411. The next prime is 22414214441. The reversal of 22414214421 is 12441241422.

22414214421 is a `hidden beast` number, since 2 + 24 + 1 + 4 + 214 + 421 = 666.

It can be written as a sum of positive squares in only one way, i.e., 13452752196 + 8961462225 = 115986^2 + 94665^2 .

It is not a de Polignac number, because 22414214421 - 225 = 22380659989 is a prime.

It is a super-2 number, since 2×224142144212 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22414214411) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1245234126 + ... + 1245234143.

It is an arithmetic number, because the mean of its divisors is an integer number (5396014585).

Almost surely, 222414214421 is an apocalyptic number.

It is an amenable number.

22414214421 is a deficient number, since it is larger than the sum of its proper divisors (9961873089).

22414214421 is a wasteful number, since it uses less digits than its factorization.

22414214421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2490468275 (or 2490468272 counting only the distinct ones).

The product of its digits is 4096, while the sum is 27.

Adding to 22414214421 its reverse (12441241422), we get a palindrome (34855455843).

The spelling of 22414214421 in words is "twenty-two billion, four hundred fourteen million, two hundred fourteen thousand, four hundred twenty-one".

Divisors: 1 3 9 2490468269 7471404807 22414214421