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230212125 = 3553111353
BaseRepresentation
bin11011011100011…
…00001000011101
3121001011222200000
431232030020131
5432413242000
634502124513
75463525243
oct1556141035
9531158600
10230212125
11108a48860
1265120739
13389049c0
1422808793
1515326000
hexdb8c21d

230212125 has 192 divisors, whose sum is σ = 515144448. Its totient is φ = 101088000.

The previous prime is 230212093. The next prime is 230212139. The reversal of 230212125 is 521212032.

230212125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 230212125 - 25 = 230212093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 230212098 and 230212107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 4343599 + ... + 4343651.

It is an arithmetic number, because the mean of its divisors is an integer number (2683044).

Almost surely, 2230212125 is an apocalyptic number.

230212125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

230212125 is an abundant number, since it is smaller than the sum of its proper divisors (284932323).

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

230212125 is a wasteful number, since it uses less digits than its factorization.

230212125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107 (or 85 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 230212125 is about 15172.7428304839. The cubic root of 230212125 is about 612.8808682124.

Adding to 230212125 its reverse (521212032), we get a palindrome (751424157).

The spelling of 230212125 in words is "two hundred thirty million, two hundred twelve thousand, one hundred twenty-five".