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2420200 = 235212101
BaseRepresentation
bin1001001110110111101000
311112221220001
421032313220
51104421300
6123512344
726366656
oct11166750
94487801
102420200
111403372
129886b4
13669793
1446ddd6
1532c16a
hex24ede8

2420200 has 24 divisors (see below), whose sum is σ = 5627430. Its totient is φ = 968000.

The previous prime is 2420179. The next prime is 2420213. The reversal of 2420200 is 20242.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 2365444 + 54756 = 1538^2 + 234^2 .

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

It is an Ulam 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, 5851 + ... + 6250.

22420200 is an apocalyptic number.

2420200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2420200 is an abundant number, since it is smaller than the sum of its proper divisors (3207230).

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

2420200 is a wasteful number, since it uses less digits than its factorization.

2420200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12117 (or 12108 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 10.

The square root of 2420200 is about 1555.6991997170. The cubic root of 2420200 is about 134.2611673427.

Adding to 2420200 its reverse (20242), we get a palindrome (2440442).

The spelling of 2420200 in words is "two million, four hundred twenty thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 12101 24202 48404 60505 96808 121010 242020 302525 484040 605050 1210100 2420200