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14285761889 = 72291546161
BaseRepresentation
bin11010100110111111…
…10110110101100001
31100212121011220012012
431103133312311201
5213224123340024
610321321242305
71014004654400
oct152337666541
940777156165
1014285761889
116070a38393
122928333395
131468893059
14997421637
1558927d50e
hex3537f6d61

14285761889 has 6 divisors (see below), whose sum is σ = 16618131234. Its totient is φ = 12244938720.

The previous prime is 14285761883. The next prime is 14285761913. The reversal of 14285761889 is 98816758241.

It can be written as a sum of positive squares in only one way, i.e., 12671329489 + 1614432400 = 112567^2 + 40180^2 .

It is a de Polignac number, because none of the positive numbers 2k-14285761889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14285761883) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 145773032 + ... + 145773129.

It is an arithmetic number, because the mean of its divisors is an integer number (2769688539).

Almost surely, 214285761889 is an apocalyptic number.

It is an amenable number.

14285761889 is a deficient number, since it is larger than the sum of its proper divisors (2332369345).

14285761889 is an equidigital number, since it uses as much as digits as its factorization.

14285761889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291546175 (or 291546168 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 59.

The spelling of 14285761889 in words is "fourteen billion, two hundred eighty-five million, seven hundred sixty-one thousand, eight hundred eighty-nine".

Divisors: 1 7 49 291546161 2040823127 14285761889