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230049558 = 235473353
BaseRepresentation
bin11011011011001…
…00011100010110
3121000212201200000
431231210130112
5432343041213
634454432130
75462250264
oct1555443426
9530781600
10230049558
11108947702
1265062646
13388789cb
14227a5434
15152e2c73
hexdb64716

230049558 has 24 divisors (see below), whose sum is σ = 516902568. Its totient is φ = 76683024.

The previous prime is 230049553. The next prime is 230049569. The reversal of 230049558 is 855940032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230049553) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 236191 + ... + 237162.

It is an arithmetic number, because the mean of its divisors is an integer number (21537607).

Almost surely, 2230049558 is an apocalyptic number.

230049558 is an abundant number, since it is smaller than the sum of its proper divisors (286853010).

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

230049558 is an equidigital number, since it uses as much as digits as its factorization.

230049558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473370 (or 473358 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The square root of 230049558 is about 15167.3846789748. The cubic root of 230049558 is about 612.7365698963.

The spelling of 230049558 in words is "two hundred thirty million, forty-nine thousand, five hundred fifty-eight".

Divisors: 1 2 3 6 9 18 27 54 81 162 243 486 473353 946706 1420059 2840118 4260177 8520354 12780531 25561062 38341593 76683186 115024779 230049558