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230212248 = 23371370311
BaseRepresentation
bin11011011100011…
…00001010011000
3121001011222211120
431232030022120
5432413242443
634502125240
75463525510
oct1556141230
9531158746
10230212248
11108a48962
1265120820
1338904a86
1422808840
1515326083
hexdb8c298

230212248 has 32 divisors (see below), whose sum is σ = 657749760. Its totient is φ = 65774880.

The previous prime is 230212247. The next prime is 230212259. The reversal of 230212248 is 842212032.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230212247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 684988 + ... + 685323.

It is an arithmetic number, because the mean of its divisors is an integer number (20554680).

Almost surely, 2230212248 is an apocalyptic number.

230212248 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

230212248 is an abundant number, since it is smaller than the sum of its proper divisors (427537512).

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

230212248 is a wasteful number, since it uses less digits than its factorization.

230212248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1370327 (or 1370323 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 230212248 is about 15172.7468838045. The cubic root of 230212248 is about 612.8809773644.

The spelling of 230212248 in words is "two hundred thirty million, two hundred twelve thousand, two hundred forty-eight".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 168 1370311 2740622 4110933 5481244 8221866 9592177 10962488 16443732 19184354 28776531 32887464 38368708 57553062 76737416 115106124 230212248