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10672229 = 67159287
BaseRepresentation
bin101000101101…
…100001100101
3202002012112202
4220231201211
510213002404
61020424245
7156466241
oct50554145
922065482
1010672229
11602a227
1236a8085
132298839
1415bb421
15e0c21e
hexa2d865

10672229 has 4 divisors (see below), whose sum is σ = 10831584. Its totient is φ = 10512876.

The previous prime is 10672219. The next prime is 10672237. The reversal of 10672229 is 92227601.

10672229 = 1232 + 1242 + ... + 3232.

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 an emirpimes, since its reverse is a distinct semiprime: 92227601 = 175425153.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10672229 is a prime.

It is a super-2 number, since 2×106722292 = 227792943656882, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10672219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79577 + ... + 79710.

It is an arithmetic number, because the mean of its divisors is an integer number (2707896).

Almost surely, 210672229 is an apocalyptic number.

It is an amenable number.

10672229 is a deficient number, since it is larger than the sum of its proper divisors (159355).

10672229 is an equidigital number, since it uses as much as digits as its factorization.

10672229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159354.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 10672229 is about 3266.8377676279. The cubic root of 10672229 is about 220.1667399855.

It can be divided in two parts, 10672 and 229, that added together give a palindrome (10901).

The spelling of 10672229 in words is "ten million, six hundred seventy-two thousand, two hundred twenty-nine".

Divisors: 1 67 159287 10672229