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10312030211 = 73301446273
BaseRepresentation
bin10011001101010010…
…10001100000000011
3222121122220102002212
421212221101200003
5132104334431321
64423130332335
7513353545010
oct114651214003
928548812085
1010312030211
114411965a1a
121bb958a0ab
13c8453ac32
146db788707
1540549655b
hex266a51803

10312030211 has 8 divisors (see below), whose sum is σ = 11788773984. Its totient is φ = 8836185600.

The previous prime is 10312030181. The next prime is 10312030219. The reversal of 10312030211 is 11203021301.

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

It is a cyclic number.

It is not a de Polignac number, because 10312030211 - 26 = 10312030147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10312030219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200030 + ... + 246243.

It is an arithmetic number, because the mean of its divisors is an integer number (1473596748).

Almost surely, 210312030211 is an apocalyptic number.

10312030211 is a deficient number, since it is larger than the sum of its proper divisors (1476743773).

10312030211 is an equidigital number, since it uses as much as digits as its factorization.

10312030211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449581.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 10312030211 its reverse (11203021301), we get a palindrome (21515051512).

It can be divided in two parts, 103120 and 30211, that added together give a palindrome (133331).

The spelling of 10312030211 in words is "ten billion, three hundred twelve million, thirty thousand, two hundred eleven".

Divisors: 1 7 3301 23107 446273 3123911 1473147173 10312030211