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2128369593 = 37101350933
BaseRepresentation
bin111111011011100…
…0101011110111001
312111022220101012110
41332313011132321
513324330311333
6551110202533
7103512562110
oct17667053671
95438811173
102128369593
119a2455639
124b4953449
1327bc419bc
14162952c77
15c6cbd063
hex7edc57b9

2128369593 has 8 divisors (see below), whose sum is σ = 3243229888. Its totient is φ = 1216211184.

The previous prime is 2128369583. The next prime is 2128369597. The reversal of 2128369593 is 3959638212.

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

It is not a de Polignac number, because 2128369593 - 28 = 2128369337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2128369597) 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, 50675446 + ... + 50675487.

It is an arithmetic number, because the mean of its divisors is an integer number (405403736).

Almost surely, 22128369593 is an apocalyptic number.

It is an amenable number.

2128369593 is a deficient number, since it is larger than the sum of its proper divisors (1114860295).

2128369593 is a wasteful number, since it uses less digits than its factorization.

2128369593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101350943.

The product of its digits is 699840, while the sum is 48.

The square root of 2128369593 is about 46134.2561769451. The cubic root of 2128369593 is about 1286.3199794007.

The spelling of 2128369593 in words is "two billion, one hundred twenty-eight million, three hundred sixty-nine thousand, five hundred ninety-three".

Divisors: 1 3 7 21 101350933 304052799 709456531 2128369593