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109223398405 = 51116191226609
BaseRepresentation
bin110010110111000111…
…0001100110000000101
3101102220222002112021001
41211232032030300011
53242142142222110
6122102044253301
710614441365602
oct1455616146005
9342828075231
10109223398405
1142359840910
1219202841231
13a3b864a234
145401dc96a9
152c93d4363a
hex196e38cc05

109223398405 has 16 divisors (see below), whose sum is σ = 143071790400. Its totient is φ = 79386069760.

The previous prime is 109223398391. The next prime is 109223398433. The reversal of 109223398405 is 504893322901.

It is not a de Polignac number, because 109223398405 - 233 = 100633463813 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, 524260 + ... + 702349.

It is an arithmetic number, because the mean of its divisors is an integer number (8941986900).

Almost surely, 2109223398405 is an apocalyptic number.

It is an amenable number.

109223398405 is a deficient number, since it is larger than the sum of its proper divisors (33848391995).

109223398405 is a wasteful number, since it uses less digits than its factorization.

109223398405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1228244.

The product of its (nonzero) digits is 466560, while the sum is 46.

The spelling of 109223398405 in words is "one hundred nine billion, two hundred twenty-three million, three hundred ninety-eight thousand, four hundred five".

Divisors: 1 5 11 55 1619 8095 17809 89045 1226609 6133045 13492699 67463495 1985879971 9929399855 21844679681 109223398405