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272833985 = 5116346919
BaseRepresentation
bin10000010000110…
…001110111000001
3201000101101212102
4100100301313001
51024321141420
643023440145
76522023234
oct2020616701
9630341772
10272833985
1113000a236
1277456055
13446a8a38
142834141b
1518e44a75
hex10431dc1

272833985 has 8 divisors (see below), whose sum is σ = 327689280. Its totient is φ = 218074864.

The previous prime is 272833961. The next prime is 272833987. The reversal of 272833985 is 589338272.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 272833985 - 26 = 272833921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (272833987) 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, 17645 + ... + 29274.

It is an arithmetic number, because the mean of its divisors is an integer number (40961160).

Almost surely, 2272833985 is an apocalyptic number.

It is an amenable number.

272833985 is a deficient number, since it is larger than the sum of its proper divisors (54855295).

272833985 is a wasteful number, since it uses less digits than its factorization.

272833985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48087.

The product of its digits is 725760, while the sum is 47.

The square root of 272833985 is about 16517.6870354175. The cubic root of 272833985 is about 648.5838874628.

The spelling of 272833985 in words is "two hundred seventy-two million, eight hundred thirty-three thousand, nine hundred eighty-five".

Divisors: 1 5 1163 5815 46919 234595 54566797 272833985