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220103564 = 22297118521
BaseRepresentation
bin11010001111010…
…00001110001100
3120100011102022212
431013220032030
5422321303224
633501325552
75311564232
oct1507501614
9510142285
10220103564
1110327407a
12618668b8
13367a58c5
1421336952
15144cad0e
hexd1e838c

220103564 has 12 divisors (see below), whose sum is σ = 385331688. Its totient is φ = 110008800.

The previous prime is 220103557. The next prime is 220103567. The reversal of 220103564 is 465301022.

220103564 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (220103567) 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 3 ways as a sum of consecutive naturals, for example, 2624 + ... + 21144.

It is an arithmetic number, because the mean of its divisors is an integer number (32110974).

Almost surely, 2220103564 is an apocalyptic number.

It is an amenable number.

220103564 is a deficient number, since it is larger than the sum of its proper divisors (165228124).

220103564 is a wasteful number, since it uses less digits than its factorization.

220103564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21496 (or 21494 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 220103564 is about 14835.8877051560. The cubic root of 220103564 is about 603.7757855267.

Adding to 220103564 its reverse (465301022), we get a palindrome (685404586).

The spelling of 220103564 in words is "two hundred twenty million, one hundred three thousand, five hundred sixty-four".

Divisors: 1 2 4 2971 5942 11884 18521 37042 74084 55025891 110051782 220103564