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33103103053 = 35939213221
BaseRepresentation
bin11110110101000110…
…010100010001001101
310011110000022212111211
4132311012110101031
51020243343244203
623112442214421
72251216506346
oct366506242115
9104400285454
1033103103053
1113047925309
1264ba1b4411
133177238657
14186060d0cd
15cdb286c6d
hex7b519444d

33103103053 has 4 divisors (see below), whose sum is σ = 33112319868. Its totient is φ = 33093886240.

The previous prime is 33103103029. The next prime is 33103103071. The reversal of 33103103053 is 35030130133.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35030130133 = 40187356933.

It can be written as a sum of positive squares in 2 ways, for example, as 20448428004 + 12654675049 = 142998^2 + 112493^2 .

It is a cyclic number.

It is not a de Polignac number, because 33103103053 - 213 = 33103094861 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 (33103103003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4603018 + ... + 4610203.

It is an arithmetic number, because the mean of its divisors is an integer number (8278079967).

Almost surely, 233103103053 is an apocalyptic number.

It is an amenable number.

33103103053 is a deficient number, since it is larger than the sum of its proper divisors (9216815).

33103103053 is an equidigital number, since it uses as much as digits as its factorization.

33103103053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9216814.

The product of its (nonzero) digits is 1215, while the sum is 22.

Adding to 33103103053 its reverse (35030130133), we get a palindrome (68133233186).

The spelling of 33103103053 in words is "thirty-three billion, one hundred three million, one hundred three thousand, fifty-three".

Divisors: 1 3593 9213221 33103103053