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230340121 = 1143486977
BaseRepresentation
bin11011011101010…
…11011000011001
3121001102111020121
431232223120121
5432431340441
634504553241
75464600354
oct1556533031
9531374217
10230340121
11109025a40
1265182821
133894b03b
142283d29b
151534ddd1
hexdbab619

230340121 has 8 divisors (see below), whose sum is σ = 257124384. Its totient is φ = 204529920.

The previous prime is 230340113. The next prime is 230340151. The reversal of 230340121 is 121043032.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 230340121 - 23 = 230340113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 230340095 and 230340104.

It is not an unprimeable number, because it can be changed into a prime (230340151) 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, 243016 + ... + 243961.

It is an arithmetic number, because the mean of its divisors is an integer number (32140548).

Almost surely, 2230340121 is an apocalyptic number.

It is an amenable number.

230340121 is a deficient number, since it is larger than the sum of its proper divisors (26784263).

230340121 is a wasteful number, since it uses less digits than its factorization.

230340121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487031.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 230340121 is about 15176.9602028865. The cubic root of 230340121 is about 612.9944326993.

Adding to 230340121 its reverse (121043032), we get a palindrome (351383153).

It can be divided in two parts, 2303 and 40121, that added together give a palindrome (42424).

The spelling of 230340121 in words is "two hundred thirty million, three hundred forty thousand, one hundred twenty-one".

Divisors: 1 11 43 473 486977 5356747 20940011 230340121