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230514040 = 23529198719
BaseRepresentation
bin11011011110101…
…01110101111000
3121001202022211001
431233111311320
5433002422130
634512414344
75466223411
oct1557256570
9531668731
10230514040
11109134679
12652473b4
13389ac253
1422886808
15153856ca
hexdbd5d78

230514040 has 32 divisors (see below), whose sum is σ = 536544000. Its totient is φ = 89025664.

The previous prime is 230514029. The next prime is 230514041. The reversal of 230514040 is 40415032.

230514040 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 230513999 and 230514017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230514041) 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, 98200 + ... + 100519.

It is an arithmetic number, because the mean of its divisors is an integer number (16767000).

Almost surely, 2230514040 is an apocalyptic number.

230514040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230514040 is an abundant number, since it is smaller than the sum of its proper divisors (306029960).

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

230514040 is a wasteful number, since it uses less digits than its factorization.

230514040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198759 (or 198755 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 230514040 is about 15182.6888264233. The cubic root of 230514040 is about 613.1486749812.

Adding to 230514040 its reverse (40415032), we get a palindrome (270929072).

The spelling of 230514040 in words is "two hundred thirty million, five hundred fourteen thousand, forty".

Divisors: 1 2 4 5 8 10 20 29 40 58 116 145 232 290 580 1160 198719 397438 794876 993595 1589752 1987190 3974380 5762851 7948760 11525702 23051404 28814255 46102808 57628510 115257020 230514040