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33102105005 = 5257112922817
BaseRepresentation
bin11110110101000010…
…100000100110101101
310011102221110011110002
4132311002200212231
51020243114330010
623112404554045
72251205151524
oct366502404655
9104387404402
1033102105005
1113047303482
1264b99b2925
133176c792a8
14186042d4bb
15cdb13b1a5
hex7b50a09ad

33102105005 has 16 divisors (see below), whose sum is σ = 39914158320. Its totient is φ = 26354122752.

The previous prime is 33102104983. The next prime is 33102105031. The reversal of 33102105005 is 50050120133.

It can be written as a sum of positive squares in 8 ways, for example, as 4570165609 + 28531939396 = 67603^2 + 168914^2 .

It is a cyclic number.

It is not a de Polignac number, because 33102105005 - 26 = 33102104941 is a prime.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1439357 + ... + 1462173.

It is an arithmetic number, because the mean of its divisors is an integer number (2494634895).

Almost surely, 233102105005 is an apocalyptic number.

It is an amenable number.

33102105005 is a deficient number, since it is larger than the sum of its proper divisors (6812053315).

33102105005 is a wasteful number, since it uses less digits than its factorization.

33102105005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24208.

The product of its (nonzero) digits is 450, while the sum is 20.

Adding to 33102105005 its reverse (50050120133), we get a palindrome (83152225138).

The spelling of 33102105005 in words is "thirty-three billion, one hundred two million, one hundred five thousand, five".

Divisors: 1 5 257 1129 1285 5645 22817 114085 290153 1450765 5863969 25760393 29319845 128801965 6620421001 33102105005