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923380230 = 23530779341
BaseRepresentation
bin110111000010011…
…010101000000110
32101100111120112210
4313002122220012
53342341131410
6231343124250
731611413433
oct6702325006
92340446483
10923380230
11434251263
122192a3686
131193c1546
148a8c4b8a
15560e9220
hex3709aa06

923380230 has 16 divisors (see below), whose sum is σ = 2216112624. Its totient is φ = 246234720.

The previous prime is 923380219. The next prime is 923380243. The reversal of 923380230 is 32083329.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 30779341 = 923380230 / (9 + 2 + 3 + 3 + 8 + 0 + 2 + 3 + 0).

It is a congruent number.

It is an unprimeable number.

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, 15389641 + ... + 15389700.

It is an arithmetic number, because the mean of its divisors is an integer number (138507039).

Almost surely, 2923380230 is an apocalyptic number.

923380230 is an abundant number, since it is smaller than the sum of its proper divisors (1292732394).

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

923380230 is a wasteful number, since it uses less digits than its factorization.

923380230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30779351.

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 923380230 is about 30387.1721290416. The cubic root of 923380230 is about 973.7785203369.

The spelling of 923380230 in words is "nine hundred twenty-three million, three hundred eighty thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 30779341 61558682 92338023 153896705 184676046 307793410 461690115 923380230