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110020213 = 973972857
BaseRepresentation
bin1101000111011…
…00011001110101
321200000121100201
412203230121311
5211131121323
614530040501
72504104432
oct643543165
9250017321
10110020213
11571158a6
1230a19131
1319a41624
141087cb89
1599d38ad
hex68ec675

110020213 has 8 divisors (see below), whose sum is σ = 111473432. Its totient is φ = 108573696.

The previous prime is 110020181. The next prime is 110020223. The reversal of 110020213 is 312020011.

It can be written as a sum of positive squares in 4 ways, for example, as 29343889 + 80676324 = 5417^2 + 8982^2 .

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 110020213 - 25 = 110020181 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 110020213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110020223) 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, 37081 + ... + 39937.

It is an arithmetic number, because the mean of its divisors is an integer number (13934179).

Almost surely, 2110020213 is an apocalyptic number.

It is an amenable number.

110020213 is a deficient number, since it is larger than the sum of its proper divisors (1453219).

110020213 is an equidigital number, since it uses as much as digits as its factorization.

110020213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3351.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 110020213 is about 10489.0520544042. The cubic root of 110020213 is about 479.1713320814.

Adding to 110020213 its reverse (312020011), we get a palindrome (422040224).

The spelling of 110020213 in words is "one hundred ten million, twenty thousand, two hundred thirteen".

Divisors: 1 97 397 2857 38509 277129 1134229 110020213