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2001302210 = 25200130221
BaseRepresentation
bin111011101001001…
…0111001011000010
312011110210200112002
41313102113023002
513044313132320
6530330504002
7100410534215
oct16722271302
95143720462
102001302210
11937756a76
1247a295002
1325b811cbb
1414db1777c
15baa6d675
hex774972c2

2001302210 has 8 divisors (see below), whose sum is σ = 3602343996. Its totient is φ = 800520880.

The previous prime is 2001302189. The next prime is 2001302249. The reversal of 2001302210 is 122031002.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1935384049 + 65918161 = 43993^2 + 8119^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2001302191 and 2001302200.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100065101 + ... + 100065120.

Almost surely, 22001302210 is an apocalyptic number.

2001302210 is a deficient number, since it is larger than the sum of its proper divisors (1601041786).

2001302210 is a wasteful number, since it uses less digits than its factorization.

2001302210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200130228.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 2001302210 is about 44735.9163312880. The cubic root of 2001302210 is about 1260.1944375338.

Adding to 2001302210 its reverse (122031002), we get a palindrome (2123333212).

The spelling of 2001302210 in words is "two billion, one million, three hundred two thousand, two hundred ten".

Divisors: 1 2 5 10 200130221 400260442 1000651105 2001302210