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1230200 = 23526151
BaseRepresentation
bin100101100010101111000
32022111111222
410230111320
5303331300
642211212
713312406
oct4542570
92274458
101230200
117702a4
124b3b08
13340c3a
14240476
15194785
hex12c578

1230200 has 24 divisors (see below), whose sum is σ = 2860680. Its totient is φ = 492000.

The previous prime is 1230199. The next prime is 1230223. The reversal of 1230200 is 20321.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2876 + ... + 3275.

It is an arithmetic number, because the mean of its divisors is an integer number (119195).

21230200 is an apocalyptic number.

1230200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1230200 is an abundant number, since it is smaller than the sum of its proper divisors (1630480).

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

1230200 is a wasteful number, since it uses less digits than its factorization.

1230200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6167 (or 6158 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 8.

The square root of 1230200 is about 1109.1438139394. The cubic root of 1230200 is about 107.1499339241.

Adding to 1230200 its reverse (20321), we get a palindrome (1250521).

The spelling of 1230200 in words is "one million, two hundred thirty thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 6151 12302 24604 30755 49208 61510 123020 153775 246040 307550 615100 1230200