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220119385 = 544023877
BaseRepresentation
bin11010001111011…
…00000101011001
3120100012020000211
431013230011121
5422322310020
633501531121
75311661323
oct1507540531
9510166024
10220119385
11103284a52
1261873aa1
13367acb75
142133c613
15144d085a
hexd1ec159

220119385 has 4 divisors (see below), whose sum is σ = 264143268. Its totient is φ = 176095504.

The previous prime is 220119353. The next prime is 220119391. The reversal of 220119385 is 583911022.

220119385 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 46090521 + 174028864 = 6789^2 + 13192^2 .

It is a cyclic number.

It is not a de Polignac number, because 220119385 - 25 = 220119353 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22011934 + ... + 22011943.

It is an arithmetic number, because the mean of its divisors is an integer number (66035817).

Almost surely, 2220119385 is an apocalyptic number.

It is an amenable number.

220119385 is a deficient number, since it is larger than the sum of its proper divisors (44023883).

220119385 is an equidigital number, since it uses as much as digits as its factorization.

220119385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44023882.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 220119385 is about 14836.4208958900. The cubic root of 220119385 is about 603.7902516076.

The spelling of 220119385 in words is "two hundred twenty million, one hundred nineteen thousand, three hundred eighty-five".

Divisors: 1 5 44023877 220119385