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230031200 = 2552741077
BaseRepresentation
bin11011011010111…
…11111101100000
3121000211210111002
431231133331200
5432341444300
634454211132
75462142620
oct1555377540
9530753432
10230031200
11108934933
1265053aa8
1338870549
142279c880
15152dc5d5
hexdb5ff60

230031200 has 72 divisors (see below), whose sum is σ = 641802672. Its totient is φ = 78865920.

The previous prime is 230031169. The next prime is 230031251. The reversal of 230031200 is 2130032.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14939 + ... + 26138.

It is an arithmetic number, because the mean of its divisors is an integer number (8913926).

Almost surely, 2230031200 is an apocalyptic number.

230031200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230031200 is an abundant number, since it is smaller than the sum of its proper divisors (411771472).

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

230031200 is a wasteful number, since it uses less digits than its factorization.

230031200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41104 (or 41091 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 230031200 is about 15166.7794867599. The cubic root of 230031200 is about 612.7202706298.

Adding to 230031200 its reverse (2130032), we get a palindrome (232161232).

The spelling of 230031200 in words is "two hundred thirty million, thirty-one thousand, two hundred".

Divisors: 1 2 4 5 7 8 10 14 16 20 25 28 32 35 40 50 56 70 80 100 112 140 160 175 200 224 280 350 400 560 700 800 1120 1400 2800 5600 41077 82154 164308 205385 287539 328616 410770 575078 657232 821540 1026925 1150156 1314464 1437695 1643080 2053850 2300312 2875390 3286160 4107700 4600624 5750780 6572320 7188475 8215400 9201248 11501560 14376950 16430800 23003120 28753900 32861600 46006240 57507800 115015600 230031200