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220231059 = 3531385101
BaseRepresentation
bin11010010000001…
…11010110010011
3120100101220012220
431020013112103
5422334343214
633504152123
75312635026
oct1510072623
9510356186
10220231059
11103350944
1261908643
133681b949
142136b1bd
15145039a9
hexd207593

220231059 has 8 divisors (see below), whose sum is σ = 299182032. Its totient is φ = 144050400.

The previous prime is 220231057. The next prime is 220231061. The reversal of 220231059 is 950132022.

It is an interprime number because it is at equal distance from previous prime (220231057) and next prime (220231061).

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

It is not a de Polignac number, because 220231059 - 21 = 220231057 is a prime.

It is a super-2 number, since 2×2202310592 = 97003438696522962, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (220231057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 692392 + ... + 692709.

It is an arithmetic number, because the mean of its divisors is an integer number (37397754).

Almost surely, 2220231059 is an apocalyptic number.

220231059 is a deficient number, since it is larger than the sum of its proper divisors (78950973).

220231059 is a wasteful number, since it uses less digits than its factorization.

220231059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1385157.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 220231059 is about 14840.1839274316. The cubic root of 220231059 is about 603.8923420754.

The spelling of 220231059 in words is "two hundred twenty million, two hundred thirty-one thousand, fifty-nine".

Divisors: 1 3 53 159 1385101 4155303 73410353 220231059