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10172222 = 217217599
BaseRepresentation
bin100110110011…
…011100111110
3201010210122222
4212303130332
510101002342
61002005342
7152314424
oct46633476
921123588
1010172222
1158185a5
1234a6852
132152088
1414cb114
15d5ded2
hex9b373e

10172222 has 12 divisors (see below), whose sum is σ = 16209600. Its totient is φ = 4786656.

The previous prime is 10172221. The next prime is 10172321. The reversal of 10172222 is 22227101.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 10172222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10172221) 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, 8222 + ... + 9377.

It is an arithmetic number, because the mean of its divisors is an integer number (1350800).

Almost surely, 210172222 is an apocalyptic number.

10172222 is a deficient number, since it is larger than the sum of its proper divisors (6037378).

10172222 is a wasteful number, since it uses less digits than its factorization.

10172222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17635 (or 17618 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 17.

The square root of 10172222 is about 3189.3921050884. The cubic root of 10172222 is about 216.6732395113.

Adding to 10172222 its reverse (22227101), we get a palindrome (32399323).

The spelling of 10172222 in words is "ten million, one hundred seventy-two thousand, two hundred twenty-two".

Divisors: 1 2 17 34 289 578 17599 35198 299183 598366 5086111 10172222