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204048156 = 223138391559
BaseRepresentation
bin11000010100110…
…00011100011100
3112012221201110010
430022120130130
5404214020111
632125243220
75025244404
oct1412303434
9465851403
10204048156
11a51a8444
1258403510
1333373a70
141d157804
1512da8aa6
hexc29871c

204048156 has 48 divisors (see below), whose sum is σ = 513676800. Its totient is φ = 62668992.

The previous prime is 204048149. The next prime is 204048167. The reversal of 204048156 is 651840402.

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, 130105 + ... + 131663.

It is an arithmetic number, because the mean of its divisors is an integer number (10701600).

Almost surely, 2204048156 is an apocalyptic number.

204048156 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

204048156 is an abundant number, since it is smaller than the sum of its proper divisors (309628644).

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

204048156 is a wasteful number, since it uses less digits than its factorization.

204048156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2418 (or 2416 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 204048156 is about 14284.5425548038. The cubic root of 204048156 is about 588.7228488072.

Adding to 204048156 its reverse (651840402), we get a palindrome (855888558).

The spelling of 204048156 in words is "two hundred four million, forty-eight thousand, one hundred fifty-six".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 839 1559 1678 2517 3118 3356 4677 5034 6236 9354 10068 10907 18708 20267 21814 32721 40534 43628 60801 65442 81068 121602 130884 243204 1308001 2616002 3924003 5232004 7848006 15696012 17004013 34008026 51012039 68016052 102024078 204048156