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230223130 = 2523022313
BaseRepresentation
bin11011011100011…
…10110100011010
3121001012112202121
431232032310122
5432414120010
634502251454
75463602314
oct1556166432
9531175677
10230223130
11108a56055
1265126b8a
1338909a07
142280c7b4
15153293da
hexdb8ed1a

230223130 has 8 divisors (see below), whose sum is σ = 414401652. Its totient is φ = 92089248.

The previous prime is 230223107. The next prime is 230223179. The reversal of 230223130 is 31322032.

It can be written as a sum of positive squares in 2 ways, for example, as 213715161 + 16507969 = 14619^2 + 4063^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11511147 + ... + 11511166.

Almost surely, 2230223130 is an apocalyptic number.

230223130 is a deficient number, since it is larger than the sum of its proper divisors (184178522).

230223130 is a wasteful number, since it uses less digits than its factorization.

230223130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23022320.

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

The square root of 230223130 is about 15173.1054830578. The cubic root of 230223130 is about 612.8906340555.

Adding to 230223130 its reverse (31322032), we get a palindrome (261545162).

The spelling of 230223130 in words is "two hundred thirty million, two hundred twenty-three thousand, one hundred thirty".

Divisors: 1 2 5 10 23022313 46044626 115111565 230223130