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10201422 = 2371171311
BaseRepresentation
bin100110111010…
…100101001110
3201012021201110
4212322211032
510102421142
61002352450
7152465520
oct46724516
921167643
1010201422
115838530
1234bb726
13216245a
1414d7a10
15d6799c
hex9ba94e

10201422 has 64 divisors (see below), whose sum is σ = 25878528. Its totient is φ = 2604000.

The previous prime is 10201421. The next prime is 10201427. The reversal of 10201422 is 22410201.

It is a junction number, because it is equal to n+sod(n) for n = 10201398 and 10201407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10201421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32647 + ... + 32957.

It is an arithmetic number, because the mean of its divisors is an integer number (404352).

Almost surely, 210201422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10201422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12939264).

10201422 is an abundant number, since it is smaller than the sum of its proper divisors (15677106).

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

10201422 is a wasteful number, since it uses less digits than its factorization.

10201422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 405.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 10201422 is about 3193.9664995112. The cubic root of 10201422 is about 216.8803661466.

Adding to 10201422 its reverse (22410201), we get a palindrome (32611623).

It can be divided in two parts, 1020 and 1422, that added together give a palindrome (2442).

The spelling of 10201422 in words is "ten million, two hundred one thousand, four hundred twenty-two".

Divisors: 1 2 3 6 7 11 14 21 22 33 42 66 71 77 142 154 213 231 311 426 462 497 622 781 933 994 1491 1562 1866 2177 2343 2982 3421 4354 4686 5467 6531 6842 10263 10934 13062 16401 20526 22081 23947 32802 44162 47894 66243 71841 132486 143682 154567 242891 309134 463701 485782 728673 927402 1457346 1700237 3400474 5100711 10201422