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320402444204023 = 1189012694699323
BaseRepresentation
bin100100011011001111000000…
…1110111110011011111110111
31120000110011201020011220002121
41020312132001313303133313
5313443433201204012043
63053234503442220411
7124326212153014156
oct11066360167633767
91500404636156077
10320402444204023
11930a9a05973585
122bb28182354707
13109a1a8951ba4c
1459197bd70159d
152709609996ded
hex1236781df37f7

320402444204023 has 4 divisors (see below), whose sum is σ = 320405139022248. Its totient is φ = 320399749385800.

The previous prime is 320402444203997. The next prime is 320402444204033.

320402444204023 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 320402444204023 - 225 = 320402410649591 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 320402444204023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320402444204033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1347230761 + ... + 1347468562.

It is an arithmetic number, because the mean of its divisors is an integer number (80101284755562).

Almost surely, 2320402444204023 is an apocalyptic number.

320402444204023 is a deficient number, since it is larger than the sum of its proper divisors (2694818225).

320402444204023 is a wasteful number, since it uses less digits than its factorization.

320402444204023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2694818224.

The product of its (nonzero) digits is 147456, while the sum is 34.

The spelling of 320402444204023 in words is "three hundred twenty trillion, four hundred two billion, four hundred forty-four million, two hundred four thousand, twenty-three".

Divisors: 1 118901 2694699323 320402444204023