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204062068 = 22724212473
BaseRepresentation
bin11000010100110…
…11110101110100
3112012222102112101
430022123311310
5404214441233
632125431444
75025333100
oct1412336564
9465872471
10204062068
11a5207941
125840b584
133337a1b2
141d15c900
1512dacc7d
hexc29bd74

204062068 has 36 divisors (see below), whose sum is σ = 416567172. Its totient is φ = 87212160.

The previous prime is 204062063. The next prime is 204062123. The reversal of 204062068 is 860260402.

It can be written as a sum of positive squares in 2 ways, for example, as 56731024 + 147331044 = 7532^2 + 12138^2 .

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204062063) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 81280 + ... + 83752.

Almost surely, 2204062068 is an apocalyptic number.

204062068 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

204062068 is an abundant number, since it is smaller than the sum of its proper divisors (212505104).

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

204062068 is a wasteful number, since it uses less digits than its factorization.

204062068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2912 (or 2903 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 204062068 is about 14285.0295064449. The cubic root of 204062068 is about 588.7362282079.

The spelling of 204062068 in words is "two hundred four million, sixty-two thousand, sixty-eight".

Divisors: 1 2 4 7 14 28 49 98 196 421 842 1684 2473 2947 4946 5894 9892 11788 17311 20629 34622 41258 69244 82516 121177 242354 484708 1041133 2082266 4164532 7287931 14575862 29151724 51015517 102031034 204062068