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230245532 = 221137913807
BaseRepresentation
bin11011011100101…
…00010010011100
3121001020200111022
431232110102130
5432420324112
634502543312
75464024526
oct1556242234
9531220438
10230245532
11108a70970
1265137b38
1338916c7a
1422816a16
1515330d72
hexdb9449c

230245532 has 24 divisors (see below), whose sum is σ = 440751360. Its totient is φ = 104373360.

The previous prime is 230245513. The next prime is 230245541. The reversal of 230245532 is 235542032.

230245532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9773 + ... + 23579.

It is an arithmetic number, because the mean of its divisors is an integer number (18364640).

Almost surely, 2230245532 is an apocalyptic number.

230245532 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

230245532 is a deficient number, since it is larger than the sum of its proper divisors (210505828).

230245532 is a wasteful number, since it uses less digits than its factorization.

230245532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14201 (or 14199 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 230245532 is about 15173.8436791737. The cubic root of 230245532 is about 612.9105126412.

Adding to 230245532 its reverse (235542032), we get a palindrome (465787564).

The spelling of 230245532 in words is "two hundred thirty million, two hundred forty-five thousand, five hundred thirty-two".

Divisors: 1 2 4 11 22 44 379 758 1516 4169 8338 13807 16676 27614 55228 151877 303754 607508 5232853 10465706 20931412 57561383 115122766 230245532