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234861071 = 1932713779
BaseRepresentation
bin11011111111110…
…11001000001111
3121100221011211012
431333323020033
5440111023241
635145515435
75551200104
oct1577731017
9540834735
10234861071
11110633665
12667a2b7b
1339871a63
1423298aab
15159436eb
hexdffb20f

234861071 has 8 divisors (see below), whose sum is σ = 247363200. Its totient is φ = 222373080.

The previous prime is 234861061. The next prime is 234861091. The reversal of 234861071 is 170168432.

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 234861071 - 222 = 230666767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234861061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60260 + ... + 64038.

It is an arithmetic number, because the mean of its divisors is an integer number (30920400).

Almost surely, 2234861071 is an apocalyptic number.

234861071 is a deficient number, since it is larger than the sum of its proper divisors (12502129).

234861071 is a wasteful number, since it uses less digits than its factorization.

234861071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7069.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 234861071 is about 15325.1776824936. The cubic root of 234861071 is about 616.9789479774.

The spelling of 234861071 in words is "two hundred thirty-four million, eight hundred sixty-one thousand, seventy-one".

Divisors: 1 19 3271 3779 62149 71801 12361109 234861071