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22244334430 = 257330471691
BaseRepresentation
bin10100101101110111…
…011001101101011110
32010102020122021022011
4110231313121231132
5331024022200210
614115141141434
71415143502653
oct245567315536
963366567264
1022244334430
11948538a76a
1243896ba87a
13213665c986
1411103c3c2a
158a2ce3d8a
hex52ddd9b5e

22244334430 has 16 divisors (see below), whose sum is σ = 40588293744. Its totient is φ = 8775846720.

The previous prime is 22244334389. The next prime is 22244334433. The reversal of 22244334430 is 3443344222.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22244334392 and 22244334401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22244334433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15235116 + ... + 15236575.

It is an arithmetic number, because the mean of its divisors is an integer number (2536768359).

Almost surely, 222244334430 is an apocalyptic number.

22244334430 is a deficient number, since it is larger than the sum of its proper divisors (18343959314).

22244334430 is a wasteful number, since it uses less digits than its factorization.

22244334430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30471771.

The product of its (nonzero) digits is 55296, while the sum is 31.

Adding to 22244334430 its reverse (3443344222), we get a palindrome (25687678652).

The spelling of 22244334430 in words is "twenty-two billion, two hundred forty-four million, three hundred thirty-four thousand, four hundred thirty".

Divisors: 1 2 5 10 73 146 365 730 30471691 60943382 152358455 304716910 2224433443 4448866886 11122167215 22244334430