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2000133131 = 10794719739
BaseRepresentation
bin111011100110111…
…1001110000001011
312011101121021211212
41313031321300023
513044013230011
6530245443335
7100364564633
oct16715716013
95141537755
102000133131
11937028697
12479a1054b
1325b4c2b39
1414d8d16c3
15ba8dc08b
hex77379c0b

2000133131 has 8 divisors (see below), whose sum is σ = 2021060160. Its totient is φ = 1979247688.

The previous prime is 2000133127. The next prime is 2000133137. The reversal of 2000133131 is 1313310002.

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

It is a cyclic number.

It is not a de Polignac number, because 2000133131 - 22 = 2000133127 is a prime.

It is a super-2 number, since 2×20001331312 = 8001065083447726322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2000133137) 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, 91460 + ... + 111198.

It is an arithmetic number, because the mean of its divisors is an integer number (252632520).

Almost surely, 22000133131 is an apocalyptic number.

2000133131 is a deficient number, since it is larger than the sum of its proper divisors (20927029).

2000133131 is a wasteful number, since it uses less digits than its factorization.

2000133131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20793.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 2000133131 is about 44722.8479750563. The cubic root of 2000133131 is about 1259.9490050328.

Adding to 2000133131 its reverse (1313310002), we get a palindrome (3313443133).

The spelling of 2000133131 in words is "two billion, one hundred thirty-three thousand, one hundred thirty-one".

Divisors: 1 107 947 19739 101329 2112073 18692833 2000133131