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230601212 = 2271278089
BaseRepresentation
bin11011011111010…
…11000111111100
3121001220202101122
431233223013330
5433013214322
634514330112
75500035512
oct1557530774
9531822348
10230601212
11109194116
1265289938
1338a0cb2a
14228aa4b2
15153a1442
hexdbeb1fc

230601212 has 12 divisors (see below), whose sum is σ = 403658640. Its totient is φ = 115270176.

The previous prime is 230601193. The next prime is 230601221. The reversal of 230601212 is 212106032.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24464 + ... + 32552.

It is an arithmetic number, because the mean of its divisors is an integer number (33638220).

Almost surely, 2230601212 is an apocalyptic number.

It is an amenable number.

230601212 is a deficient number, since it is larger than the sum of its proper divisors (173057428).

230601212 is a wasteful number, since it uses less digits than its factorization.

230601212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15220 (or 15218 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 230601212 is about 15185.5593245689. The cubic root of 230601212 is about 613.2259553935.

Adding to 230601212 its reverse (212106032), we get a palindrome (442707244).

The spelling of 230601212 in words is "two hundred thirty million, six hundred one thousand, two hundred twelve".

Divisors: 1 2 4 7127 8089 14254 16178 28508 32356 57650303 115300606 230601212