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220103032 = 2327512879
BaseRepresentation
bin11010001111010…
…00000101111000
3120100011101121011
431013220011320
5422321244112
633501323304
75311562542
oct1507500570
9510141534
10220103032
11103273736
1261866534
13367a55a6
1421336692
15144caaa7
hexd1e8178

220103032 has 8 divisors (see below), whose sum is σ = 412693200. Its totient is φ = 110051512.

The previous prime is 220103017. The next prime is 220103033. The reversal of 220103032 is 230301022.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220103033) 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 as a sum of consecutive naturals, namely, 13756432 + ... + 13756447.

It is an arithmetic number, because the mean of its divisors is an integer number (51586650).

Almost surely, 2220103032 is an apocalyptic number.

It is an amenable number.

220103032 is a deficient number, since it is larger than the sum of its proper divisors (192590168).

220103032 is a wasteful number, since it uses less digits than its factorization.

220103032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27512885 (or 27512881 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 220103032 is about 14835.8697756485. The cubic root of 220103032 is about 603.7752990755.

Adding to 220103032 its reverse (230301022), we get a palindrome (450404054).

The spelling of 220103032 in words is "two hundred twenty million, one hundred three thousand, thirty-two".

Divisors: 1 2 4 8 27512879 55025758 110051516 220103032