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10122311 = 53331577
BaseRepresentation
bin100110100111…
…010001000111
3201001021012102
4212213101013
510042403221
61000542315
7152016053
oct46472107
921037172
1010122311
115794051
12348199b
132135444
1414b6c63
15d4e30b
hex9a7447

10122311 has 8 divisors (see below), whose sum is σ = 10362384. Its totient is φ = 9884160.

The previous prime is 10122289. The next prime is 10122313. The reversal of 10122311 is 11322101.

10122311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10122311 is a prime.

It is a super-2 number, since 2×101223112 = 204922359961442, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10122292 and 10122301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10122313) 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, 17255 + ... + 17831.

It is an arithmetic number, because the mean of its divisors is an integer number (1295298).

Almost surely, 210122311 is an apocalyptic number.

10122311 is a deficient number, since it is larger than the sum of its proper divisors (240073).

10122311 is an equidigital number, since it uses as much as digits as its factorization.

10122311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 961.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 10122311 is about 3181.5579516960. The cubic root of 10122311 is about 216.3182822006.

Adding to 10122311 its reverse (11322101), we get a palindrome (21444412).

The spelling of 10122311 in words is "ten million, one hundred twenty-two thousand, three hundred eleven".

Divisors: 1 53 331 577 17543 30581 190987 10122311