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230332120 = 23523250361
BaseRepresentation
bin11011011101010…
…01011011011000
3121001102002021021
431232221123120
5432431111440
634504452224
75464535134
oct1556513330
9531362237
10230332120
1110901aa27
126517a074
13389474c5
142283a3c4
151534b84a
hexdba96d8

230332120 has 32 divisors (see below), whose sum is σ = 540781920. Its totient is φ = 88126720.

The previous prime is 230332103. The next prime is 230332129. The reversal of 230332120 is 21233032.

It is a junction number, because it is equal to n+sod(n) for n = 230332094 and 230332103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230332129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124261 + ... + 126100.

It is an arithmetic number, because the mean of its divisors is an integer number (16899435).

Almost surely, 2230332120 is an apocalyptic number.

230332120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230332120 is an abundant number, since it is smaller than the sum of its proper divisors (310449800).

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

230332120 is a wasteful number, since it uses less digits than its factorization.

230332120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250395 (or 250391 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 230332120 is about 15176.6966102640. The cubic root of 230332120 is about 612.9873350427.

Adding to 230332120 its reverse (21233032), we get a palindrome (251565152).

It can be divided in two parts, 230 and 332120, that multiplied together give a square (76387600 = 87402).

The spelling of 230332120 in words is "two hundred thirty million, three hundred thirty-two thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 23 40 46 92 115 184 230 460 920 250361 500722 1001444 1251805 2002888 2503610 5007220 5758303 10014440 11516606 23033212 28791515 46066424 57583030 115166060 230332120