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201876828 = 22373230453
BaseRepresentation
bin11000000100001…
…10010101011100
3112001212101221120
430002012111130
5403140024303
632010530540
75000632116
oct1402062534
9461771846
10201876828
11a3a5505a
1257736a50
1332a9365a
141cb503b6
1512aca553
hexc08655c

201876828 has 24 divisors (see below), whose sum is σ = 477500688. Its totient is φ = 66370176.

The previous prime is 201876821. The next prime is 201876839. The reversal of 201876828 is 828678102.

It is a self number, because there is not a number n which added to its sum of digits gives 201876828.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201876821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114351 + ... + 116102.

It is an arithmetic number, because the mean of its divisors is an integer number (19895862).

Almost surely, 2201876828 is an apocalyptic number.

It is an amenable number.

201876828 is an abundant number, since it is smaller than the sum of its proper divisors (275623860).

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

201876828 is a wasteful number, since it uses less digits than its factorization.

201876828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230533 (or 230531 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 42.

The square root of 201876828 is about 14208.3365669596. The cubic root of 201876828 is about 586.6271479636.

The spelling of 201876828 in words is "two hundred one million, eight hundred seventy-six thousand, eight hundred twenty-eight".

Divisors: 1 2 3 4 6 12 73 146 219 292 438 876 230453 460906 691359 921812 1382718 2765436 16823069 33646138 50469207 67292276 100938414 201876828