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204611430 = 23511935717
BaseRepresentation
bin11000011001000…
…01111101100110
3112021000100010010
430030201331212
5404340031210
632145311050
75033111532
oct1414417546
9467010103
10204611430
11a5552661
1258635486
133351026a
141d262bc2
1512e6a920
hexc321f66

204611430 has 32 divisors (see below), whose sum is σ = 491565024. Its totient is φ = 54507776.

The previous prime is 204611423. The next prime is 204611441. The reversal of 204611430 is 34116402.

204611430 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 204611397 and 204611406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32932 + ... + 38648.

It is an arithmetic number, because the mean of its divisors is an integer number (15361407).

Almost surely, 2204611430 is an apocalyptic number.

204611430 is an abundant number, since it is smaller than the sum of its proper divisors (286953594).

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

204611430 is a wasteful number, since it uses less digits than its factorization.

204611430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6920.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 204611430 is about 14304.2451740733. The cubic root of 204611430 is about 589.2640733388.

Adding to 204611430 its reverse (34116402), we get a palindrome (238727832).

The spelling of 204611430 in words is "two hundred four million, six hundred eleven thousand, four hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 1193 2386 3579 5717 5965 7158 11434 11930 17151 17895 28585 34302 35790 57170 85755 171510 6820381 13640762 20461143 34101905 40922286 68203810 102305715 204611430