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10211329 = 28033643
BaseRepresentation
bin100110111101…
…000000000001
3201012210022101
4212331000001
510103230304
61002510401
7152536432
oct46750001
921183271
1010211329
115844a17
123505401
132166b0b
1414db489
15d6a8a4
hex9bd001

10211329 has 4 divisors (see below), whose sum is σ = 10217776. Its totient is φ = 10204884.

The previous prime is 10211323. The next prime is 10211353. The reversal of 10211329 is 92311201.

10211329 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 92311201 = 731264537.

It is a cyclic number.

It is not a de Polignac number, because 10211329 - 23 = 10211321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10211321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 982 + ... + 4624.

It is an arithmetic number, because the mean of its divisors is an integer number (2554444).

It is a Proth number, since it is equal to 2493 ⋅ 212 + 1 and 2493 < 212.

Almost surely, 210211329 is an apocalyptic number.

It is an amenable number.

10211329 is a deficient number, since it is larger than the sum of its proper divisors (6447).

10211329 is an equidigital number, since it uses as much as digits as its factorization.

10211329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6446.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 10211329 is about 3195.5170160711. The cubic root of 10211329 is about 216.9505504347.

The spelling of 10211329 in words is "ten million, two hundred eleven thousand, three hundred twenty-nine".

Divisors: 1 2803 3643 10211329