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220030135 = 5133385079
BaseRepresentation
bin11010001110101…
…10010010110111
3120100000200121021
431013112102313
5422311431020
633500002011
75311140163
oct1507262267
9510020537
10220030135
11103223996
1261830307
133677b360
1421317ca3
15144b41aa
hexd1d64b7

220030135 has 8 divisors (see below), whose sum is σ = 284346720. Its totient is φ = 162483744.

The previous prime is 220030117. The next prime is 220030159. The reversal of 220030135 is 531030022.

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 220030135 - 27 = 220030007 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1692475 + ... + 1692604.

It is an arithmetic number, because the mean of its divisors is an integer number (35543340).

Almost surely, 2220030135 is an apocalyptic number.

220030135 is a deficient number, since it is larger than the sum of its proper divisors (64316585).

220030135 is a wasteful number, since it uses less digits than its factorization.

220030135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3385097.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 220030135 is about 14833.4127900494. The cubic root of 220030135 is about 603.7086359504.

Adding to 220030135 its reverse (531030022), we get a palindrome (751060157).

The spelling of 220030135 in words is "two hundred twenty million, thirty thousand, one hundred thirty-five".

Divisors: 1 5 13 65 3385079 16925395 44006027 220030135