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204436114420 = 22529131350891
BaseRepresentation
bin1011111001100101010…
…1111000101111110100
3201112200111121122110111
42332121111320233310
511322141121130140
6233525555232404
720525055205126
oct2763125705764
9645614548414
10204436114420
117977894766a
12337552a8704
13163803b8255
149c7531b216
1554b7b437ea
hex2f99578bf4

204436114420 has 24 divisors (see below), whose sum is σ = 429331801248. Its totient is φ = 81771405600.

The previous prime is 204436114417. The next prime is 204436114429. The reversal of 204436114420 is 24411634402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204436114429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 407175 + ... + 758065.

It is an arithmetic number, because the mean of its divisors is an integer number (17888825052).

Almost surely, 2204436114420 is an apocalyptic number.

204436114420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204436114420 is an abundant number, since it is smaller than the sum of its proper divisors (224895686828).

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

204436114420 is a wasteful number, since it uses less digits than its factorization.

204436114420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380031 (or 380029 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 204436114420 its reverse (24411634402), we get a palindrome (228847748822).

The spelling of 204436114420 in words is "two hundred four billion, four hundred thirty-six million, one hundred fourteen thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 29131 58262 116524 145655 291310 350891 582620 701782 1403564 1754455 3508910 7017820 10221805721 20443611442 40887222884 51109028605 102218057210 204436114420