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230898620 = 22511544931
BaseRepresentation
bin11011100001100…
…11101110111100
3121002110212100202
431300303232330
5433102223440
634524543032
75502414551
oct1560635674
9532425322
10230898620
11109377607
12653b1a78
1338ab5304
1422946a28
151540e615
hexdc33bbc

230898620 has 12 divisors (see below), whose sum is σ = 484887144. Its totient is φ = 92359440.

The previous prime is 230898601. The next prime is 230898631. The reversal of 230898620 is 26898032.

It is a happy number.

230898620 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5772446 + ... + 5772485.

It is an arithmetic number, because the mean of its divisors is an integer number (40407262).

Almost surely, 2230898620 is an apocalyptic number.

230898620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230898620 is an abundant number, since it is smaller than the sum of its proper divisors (253988524).

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

230898620 is a wasteful number, since it uses less digits than its factorization.

230898620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11544940 (or 11544938 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 230898620 is about 15195.3486304198. The cubic root of 230898620 is about 613.4894694121.

The spelling of 230898620 in words is "two hundred thirty million, eight hundred ninety-eight thousand, six hundred twenty".

Divisors: 1 2 4 5 10 20 11544931 23089862 46179724 57724655 115449310 230898620