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204412044 = 22372723431
BaseRepresentation
bin11000010111100…
…01010010001100
3112020122012121110
430023301102030
5404312141134
632141132020
75031321324
oct1413612214
9466565543
10204412044
11a5426881
125855a010
1333470595
141d210284
1512e2b7e9
hexc2f148c

204412044 has 24 divisors (see below), whose sum is σ = 477637888. Its totient is φ = 68040720.

The previous prime is 204412031. The next prime is 204412069. The reversal of 204412044 is 440214402.

It is a self number, because there is not a number n which added to its sum of digits gives 204412044.

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, 2992 + ... + 20439.

Almost surely, 2204412044 is an apocalyptic number.

It is an amenable number.

204412044 is an abundant number, since it is smaller than the sum of its proper divisors (273225844).

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

204412044 is a wasteful number, since it uses less digits than its factorization.

204412044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24165 (or 24163 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 204412044 is about 14297.2740059076. The cubic root of 204412044 is about 589.0726060444.

Adding to 204412044 its reverse (440214402), we get a palindrome (644626446).

The spelling of 204412044 in words is "two hundred four million, four hundred twelve thousand, forty-four".

Divisors: 1 2 3 4 6 12 727 1454 2181 2908 4362 8724 23431 46862 70293 93724 140586 281172 17034337 34068674 51103011 68137348 102206022 204412044