Search a number
-
+
230523846 = 23719288877
BaseRepresentation
bin11011011110110…
…00001111000110
3121001202211021020
431233120033012
5433003230341
634512532010
75466264120
oct1557301706
9531684236
10230523846
11109140a83
1265251006
13389b3857
142288a210
1515388566
hexdbd83c6

230523846 has 32 divisors (see below), whose sum is σ = 554645760. Its totient is φ = 62397216.

The previous prime is 230523841. The next prime is 230523847. The reversal of 230523846 is 648325032.

It is a happy number.

230523846 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230523841) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143641 + ... + 145236.

It is an arithmetic number, because the mean of its divisors is an integer number (17332680).

Almost surely, 2230523846 is an apocalyptic number.

230523846 is an abundant number, since it is smaller than the sum of its proper divisors (324121914).

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

230523846 is a wasteful number, since it uses less digits than its factorization.

230523846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288908.

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 230523846 is about 15183.0117565653. The cubic root of 230523846 is about 613.1573692465.

Adding to 230523846 its reverse (648325032), we get a palindrome (878848878).

The spelling of 230523846 in words is "two hundred thirty million, five hundred twenty-three thousand, eight hundred forty-six".

Divisors: 1 2 3 6 7 14 19 21 38 42 57 114 133 266 399 798 288877 577754 866631 1733262 2022139 4044278 5488663 6066417 10977326 12132834 16465989 32931978 38420641 76841282 115261923 230523846