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230203000 = 2353230203
BaseRepresentation
bin11011011100010…
…01111001111000
3121001011112011001
431232021321320
5432412444000
634502014344
75463456526
oct1556117170
9531145131
10230203000
11108a41a15
12651173b4
13389007c1
1422805316
151532346a
hexdb89e78

230203000 has 32 divisors (see below), whose sum is σ = 538677360. Its totient is φ = 92080800.

The previous prime is 230202989. The next prime is 230203003. The reversal of 230203000 is 302032.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230203003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114102 + ... + 116101.

Almost surely, 2230203000 is an apocalyptic number.

230203000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230203000 is an abundant number, since it is smaller than the sum of its proper divisors (308474360).

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

230203000 is a wasteful number, since it uses less digits than its factorization.

230203000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230224 (or 230210 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 10.

The square root of 230203000 is about 15172.4421237980. The cubic root of 230203000 is about 612.8727704463.

Adding to 230203000 its reverse (302032), we get a palindrome (230505032).

The spelling of 230203000 in words is "two hundred thirty million, two hundred three thousand".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 125 200 250 500 1000 230203 460406 920812 1151015 1841624 2302030 4604060 5755075 9208120 11510150 23020300 28775375 46040600 57550750 115101500 230203000