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230033000 = 23531912107
BaseRepresentation
bin11011011011000…
…00011001101000
3121000211212221202
431231200121220
5432342024000
634454223332
75462151101
oct1555403150
9530755852
10230033000
1110893621a
1265054b48
1338871302
142279d3a8
15152dcdd5
hexdb60668

230033000 has 64 divisors (see below), whose sum is σ = 566654400. Its totient is φ = 87163200.

The previous prime is 230032991. The next prime is 230033021. The reversal of 230033000 is 330032.

It is a happy 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 15 ways as a sum of consecutive naturals, for example, 12947 + ... + 25053.

It is an arithmetic number, because the mean of its divisors is an integer number (8853975).

Almost surely, 2230033000 is an apocalyptic number.

230033000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 230033000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (283327200).

230033000 is an abundant number, since it is smaller than the sum of its proper divisors (336621400).

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

230033000 is a wasteful number, since it uses less digits than its factorization.

230033000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12147 (or 12133 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 11.

The square root of 230033000 is about 15166.8388268617. The cubic root of 230033000 is about 612.7218688095.

Adding to 230033000 its reverse (330032), we get a palindrome (230363032).

The spelling of 230033000 in words is "two hundred thirty million, thirty-three thousand".

Divisors: 1 2 4 5 8 10 19 20 25 38 40 50 76 95 100 125 152 190 200 250 380 475 500 760 950 1000 1900 2375 3800 4750 9500 12107 19000 24214 48428 60535 96856 121070 230033 242140 302675 460066 484280 605350 920132 1150165 1210700 1513375 1840264 2300330 2421400 3026750 4600660 5750825 6053500 9201320 11501650 12107000 23003300 28754125 46006600 57508250 115016500 230033000