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230147036 = 22727193023
BaseRepresentation
bin11011011011111…
…00001111011100
3121001001200101022
431231330033130
5432404201121
634500503312
75463134420
oct1555741734
9531050338
10230147036
11108a03969
12650aab38
13388b11a2
14227ccb80
1515311aab
hexdb7c3dc

230147036 has 24 divisors (see below), whose sum is σ = 460615680. Its totient is φ = 98565552.

The previous prime is 230147033. The next prime is 230147053. The reversal of 230147036 is 630741032.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 230146996 and 230147014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230147033) 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, 74621 + ... + 77643.

It is an arithmetic number, because the mean of its divisors is an integer number (19192320).

Almost surely, 2230147036 is an apocalyptic number.

It is an amenable number.

230147036 is an abundant number, since it is smaller than the sum of its proper divisors (230468644).

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

230147036 is a wasteful number, since it uses less digits than its factorization.

230147036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5753 (or 5751 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 230147036 is about 15170.5977469578. The cubic root of 230147036 is about 612.8231018328.

Adding to 230147036 its reverse (630741032), we get a palindrome (860888068).

The spelling of 230147036 in words is "two hundred thirty million, one hundred forty-seven thousand, thirty-six".

Divisors: 1 2 4 7 14 28 2719 3023 5438 6046 10876 12092 19033 21161 38066 42322 76132 84644 8219537 16439074 32878148 57536759 115073518 230147036