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220024024 = 23112500273
BaseRepresentation
bin11010001110101…
…00110011011000
3120100000101012221
431013110303120
5422311232044
633455513424
75311113313
oct1507246330
9510011187
10220024024
1110321a340
1261828874
133677863c
142131597a
15144b2484
hexd1d4cd8

220024024 has 16 divisors (see below), whose sum is σ = 450049320. Its totient is φ = 100010880.

The previous prime is 220023989. The next prime is 220024027. The reversal of 220024024 is 420420022.

220024024 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2200240242 = 96821142274305152, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 220023989 and 220024007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220024027) 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, 1250049 + ... + 1250224.

Almost surely, 2220024024 is an apocalyptic number.

It is an amenable number.

220024024 is an abundant number, since it is smaller than the sum of its proper divisors (230025296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220024024 is a wasteful number, since it uses less digits than its factorization.

220024024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2500290 (or 2500286 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 220024024 is about 14833.2068009584. The cubic root of 220024024 is about 603.7030468710.

Adding to 220024024 its reverse (420420022), we get a palindrome (640444046).

The spelling of 220024024 in words is "two hundred twenty million, twenty-four thousand, twenty-four".

Divisors: 1 2 4 8 11 22 44 88 2500273 5000546 10001092 20002184 27503003 55006006 110012012 220024024