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10323122213 = 53091944457
BaseRepresentation
bin10011001110100111…
…00101100000100101
3222122102202221110202
421213103211200211
5132120204402323
64424204200245
7513550043135
oct114723454045
928572687422
1010323122213
114418151568
122001239085
13c86922851
146dd034ac5
15406437d28
hex2674e5825

10323122213 has 4 divisors (see below), whose sum is σ = 10325071980. Its totient is φ = 10321172448.

The previous prime is 10323122197. The next prime is 10323122221. The reversal of 10323122213 is 31222132301.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1260463009 + 9062659204 = 35503^2 + 95198^2 .

It is a cyclic number.

It is not a de Polignac number, because 10323122213 - 24 = 10323122197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10323142213) 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, 966920 + ... + 977537.

It is an arithmetic number, because the mean of its divisors is an integer number (2581267995).

Almost surely, 210323122213 is an apocalyptic number.

It is an amenable number.

10323122213 is a deficient number, since it is larger than the sum of its proper divisors (1949767).

10323122213 is an equidigital number, since it uses as much as digits as its factorization.

10323122213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1949766.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 10323122213 its reverse (31222132301), we get a palindrome (41545254514).

The spelling of 10323122213 in words is "ten billion, three hundred twenty-three million, one hundred twenty-two thousand, two hundred thirteen".

Divisors: 1 5309 1944457 10323122213