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230212563 = 3710962503
BaseRepresentation
bin11011011100011…
…00001111010011
3121001012000021020
431232030033103
5432413300223
634502130523
75463526440
oct1556141723
9531160236
10230212563
11108a49119
1265120a43
1338904c69
14228089c7
15153261e3
hexdb8c3d3

230212563 has 8 divisors (see below), whose sum is σ = 350800128. Its totient is φ = 131550024.

The previous prime is 230212529. The next prime is 230212573. The reversal of 230212563 is 365212032.

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

It is not a de Polignac number, because 230212563 - 29 = 230212051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (230212573) 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, 5481231 + ... + 5481272.

It is an arithmetic number, because the mean of its divisors is an integer number (43850016).

Almost surely, 2230212563 is an apocalyptic number.

230212563 is a deficient number, since it is larger than the sum of its proper divisors (120587565).

230212563 is a wasteful number, since it uses less digits than its factorization.

230212563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10962513.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 230212563 is about 15172.7572642549. The cubic root of 230212563 is about 612.8812568998.

Adding to 230212563 its reverse (365212032), we get a palindrome (595424595).

The spelling of 230212563 in words is "two hundred thirty million, two hundred twelve thousand, five hundred sixty-three".

Divisors: 1 3 7 21 10962503 32887509 76737521 230212563