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220256030 = 2522025603
BaseRepresentation
bin11010010000011…
…01011100011110
3120100110011110202
431020031130132
5422341143110
633504503502
75313100601
oct1510153436
9510404422
10220256030
11103368685
126191ab92
133682a117
1421376338
151450b0a5
hexd20d71e

220256030 has 8 divisors (see below), whose sum is σ = 396460872. Its totient is φ = 88102408.

The previous prime is 220256017. The next prime is 220256033. The reversal of 220256030 is 30652022.

It is a happy number.

220256030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 220255993 and 220256011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220256033) 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, 11012792 + ... + 11012811.

It is an arithmetic number, because the mean of its divisors is an integer number (49557609).

Almost surely, 2220256030 is an apocalyptic number.

220256030 is a deficient number, since it is larger than the sum of its proper divisors (176204842).

220256030 is a wasteful number, since it uses less digits than its factorization.

220256030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22025610.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 220256030 is about 14841.0252341272. The cubic root of 220256030 is about 603.9151654166.

The spelling of 220256030 in words is "two hundred twenty million, two hundred fifty-six thousand, thirty".

Divisors: 1 2 5 10 22025603 44051206 110128015 220256030