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10223013 = 34996829
BaseRepresentation
bin100110111111…
…110110100101
3201020101100010
4212333312211
510104114023
61003040433
7152615463
oct46776645
921211303
1010223013
115852779
123510119
13216c228
141501833
15d6e093
hex9bfda5

10223013 has 8 divisors (see below), whose sum is σ = 13660000. Its totient is φ = 6800688.

The previous prime is 10223009. The next prime is 10223021. The reversal of 10223013 is 31032201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10223013 - 22 = 10223009 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10223013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10223023) 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, 1918 + ... + 4911.

It is an arithmetic number, because the mean of its divisors is an integer number (1707500).

Almost surely, 210223013 is an apocalyptic number.

It is an amenable number.

10223013 is a deficient number, since it is larger than the sum of its proper divisors (3436987).

10223013 is an equidigital number, since it uses as much as digits as its factorization.

10223013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7331.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 10223013 is about 3197.3446795740. The cubic root of 10223013 is about 217.0332652324.

Adding to 10223013 its reverse (31032201), we get a palindrome (41255214).

The spelling of 10223013 in words is "ten million, two hundred twenty-three thousand, thirteen".

Divisors: 1 3 499 1497 6829 20487 3407671 10223013