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220350001 = 257883971
BaseRepresentation
bin11010010001001…
…00011000110001
3120100121221101011
431020210120301
5422402200001
633510510521
75313641554
oct1510443061
9510557334
10220350001
11103422243
1261965441
1336860b21
142139c69b
1514528d51
hexd224631

220350001 has 8 divisors (see below), whose sum is σ = 221685984. Its totient is φ = 219018240.

The previous prime is 220349999. The next prime is 220350007. The reversal of 220350001 is 100053022.

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

It is a cyclic number.

It is not a de Polignac number, because 220350001 - 21 = 220349999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220350007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 226446 + ... + 227416.

It is an arithmetic number, because the mean of its divisors is an integer number (27710748).

Almost surely, 2220350001 is an apocalyptic number.

It is an amenable number.

220350001 is a deficient number, since it is larger than the sum of its proper divisors (1335983).

220350001 is an equidigital number, since it uses as much as digits as its factorization.

220350001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2111.

The product of its (nonzero) digits is 60, while the sum is 13.

The square root of 220350001 is about 14844.1908166124. The cubic root of 220350001 is about 604.0010388781.

The spelling of 220350001 in words is "two hundred twenty million, three hundred fifty thousand, one".

Divisors: 1 257 883 971 226931 249547 857393 220350001