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230135330 = 2523013533
BaseRepresentation
bin11011011011110…
…01011000100010
3121001001002022202
431231321120202
5432403312310
634500333202
75463055325
oct1555713042
9531032282
10230135330
111089a6097
12650a4202
13388a8a69
14227c87bc
151530d3a5
hexdb79622

230135330 has 8 divisors (see below), whose sum is σ = 414243612. Its totient is φ = 92054128.

The previous prime is 230135293. The next prime is 230135357. The reversal of 230135330 is 33531032.

It can be written as a sum of positive squares in 2 ways, for example, as 195077089 + 35058241 = 13967^2 + 5921^2 .

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

It is a super-2 number, since 2×2301353302 = 105924540228417800, which contains 22 as substring.

It is a Curzon number.

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, 11506757 + ... + 11506776.

Almost surely, 2230135330 is an apocalyptic number.

230135330 is a deficient number, since it is larger than the sum of its proper divisors (184108282).

230135330 is a wasteful number, since it uses less digits than its factorization.

230135330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23013540.

The product of its (nonzero) digits is 810, while the sum is 20.

The square root of 230135330 is about 15170.2119299633. The cubic root of 230135330 is about 612.8127116217.

Adding to 230135330 its reverse (33531032), we get a palindrome (263666362).

The spelling of 230135330 in words is "two hundred thirty million, one hundred thirty-five thousand, three hundred thirty".

Divisors: 1 2 5 10 23013533 46027066 115067665 230135330