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234853061 = 639736713
BaseRepresentation
bin11011111111110…
…01001011000101
3121100220202211112
431333321023011
5440110244221
635145414405
75551134542
oct1577711305
9540822745
10234853061
11110628643
126679a405
133986b211
1423295bc9
151594115b
hexdff92c5

234853061 has 4 divisors (see below), whose sum is σ = 234896172. Its totient is φ = 234809952.

The previous prime is 234853051. The next prime is 234853063. The reversal of 234853061 is 160358432.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 82700836 + 152152225 = 9094^2 + 12335^2 .

It is a cyclic number.

It is not a de Polignac number, because 234853061 - 26 = 234852997 is a prime.

It is a super-3 number, since 3×2348530613 (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234853063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11960 + ... + 24753.

It is an arithmetic number, because the mean of its divisors is an integer number (58724043).

Almost surely, 2234853061 is an apocalyptic number.

It is an amenable number.

234853061 is a deficient number, since it is larger than the sum of its proper divisors (43111).

234853061 is an equidigital number, since it uses as much as digits as its factorization.

234853061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43110.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 234853061 is about 15324.9163456118. The cubic root of 234853061 is about 616.9719338200.

The spelling of 234853061 in words is "two hundred thirty-four million, eight hundred fifty-three thousand, sixty-one".

Divisors: 1 6397 36713 234853061