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230354620 = 22511517731
BaseRepresentation
bin11011011101011…
…10111010111100
3121001110020010121
431232232322330
5432432321440
634505144324
75464660546
oct1556567274
9531406117
10230354620
11109035921
126518b0a4
1338954812
1422844696
151535334a
hexdbaeebc

230354620 has 12 divisors (see below), whose sum is σ = 483744744. Its totient is φ = 92141840.

The previous prime is 230354617. The next prime is 230354633. The reversal of 230354620 is 26453032.

It is a happy number.

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, 5758846 + ... + 5758885.

It is an arithmetic number, because the mean of its divisors is an integer number (40312062).

Almost surely, 2230354620 is an apocalyptic number.

230354620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230354620 is an abundant number, since it is smaller than the sum of its proper divisors (253390124).

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

230354620 is a wasteful number, since it uses less digits than its factorization.

230354620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11517740 (or 11517738 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 230354620 is about 15177.4378601923. The cubic root of 230354620 is about 613.0072942882.

The spelling of 230354620 in words is "two hundred thirty million, three hundred fifty-four thousand, six hundred twenty".

Divisors: 1 2 4 5 10 20 11517731 23035462 46070924 57588655 115177310 230354620