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2000313211 = 1317331319
BaseRepresentation
bin111011100111010…
…0101101101111011
312011101221102212111
41313032211231323
513044040010321
6530253353151
7100366244641
oct16716455573
95141842774
102000313211
11937140a16
12479a987b7
1325b556ab0
1414d93b191
15ba9255e1
hex773a5b7b

2000313211 has 16 divisors (see below), whose sum is σ = 2288865600. Its totient is φ = 1737773184.

The previous prime is 2000313199. The next prime is 2000313233. The reversal of 2000313211 is 1123130002.

It is not a de Polignac number, because 2000313211 - 27 = 2000313083 is a prime.

It is a super-2 number, since 2×20003132112 = 8002505884202261042, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2000313191 and 2000313200.

It is not an unprimeable number, because it can be changed into a prime (2000313011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48210 + ... + 79528.

It is an arithmetic number, because the mean of its divisors is an integer number (143054100).

Almost surely, 22000313211 is an apocalyptic number.

2000313211 is a deficient number, since it is larger than the sum of its proper divisors (288552389).

2000313211 is an equidigital number, since it uses as much as digits as its factorization.

2000313211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31383 (or 31349 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 2000313211 is about 44724.8612183425. The cubic root of 2000313211 is about 1259.9868166505.

Adding to 2000313211 its reverse (1123130002), we get a palindrome (3123443213).

The spelling of 2000313211 in words is "two billion, three hundred thirteen thousand, two hundred eleven".

Divisors: 1 13 17 221 289 3757 4913 31319 63869 407147 532423 6921499 9051191 117665483 153870247 2000313211