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230100740 = 225234311633
BaseRepresentation
bin11011011011100…
…00111100000100
3121000222022212122
431231300330010
5432401210430
634455505112
75462552432
oct1555607404
9530868778
10230100740
11108982101
1265088198
13388960ac
14227b9d52
1515302ee5
hexdb70f04

230100740 has 48 divisors (see below), whose sum is σ = 515991168. Its totient is φ = 85983744.

The previous prime is 230100737. The next prime is 230100749. The reversal of 230100740 is 47001032.

It is a happy number.

230100740 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (230100749) 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, 13964 + ... + 25596.

It is an arithmetic number, because the mean of its divisors is an integer number (10749816).

Almost surely, 2230100740 is an apocalyptic number.

230100740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 230100740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (257995584).

230100740 is an abundant number, since it is smaller than the sum of its proper divisors (285890428).

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

230100740 is a wasteful number, since it uses less digits than its factorization.

230100740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11708 (or 11706 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 230100740 is about 15169.0718239449. The cubic root of 230100740 is about 612.7820075807.

Adding to 230100740 its reverse (47001032), we get a palindrome (277101772).

The spelling of 230100740 in words is "two hundred thirty million, one hundred thousand, seven hundred forty".

Divisors: 1 2 4 5 10 20 23 43 46 86 92 115 172 215 230 430 460 860 989 1978 3956 4945 9890 11633 19780 23266 46532 58165 116330 232660 267559 500219 535118 1000438 1070236 1337795 2000876 2501095 2675590 5002190 5351180 10004380 11505037 23010074 46020148 57525185 115050370 230100740