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20001310229 = 52347298087
BaseRepresentation
bin10010101000001010…
…111100011000010101
31220121220222211112202
4102220022330120111
5311430313411404
613104413254245
71305436221545
oct225012743025
956556884482
1020001310229
11853424445a
123a62494385
131b69a46114
14d7a547325
157c0e2921e
hex4a82bc615

20001310229 has 8 divisors (see below), whose sum is σ = 20046269760. Its totient is φ = 19956377376.

The previous prime is 20001310213. The next prime is 20001310249. The reversal of 20001310229 is 92201310002.

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 20001310229 - 24 = 20001310213 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20001310229.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20001310249) 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, 2469224 + ... + 2477310.

It is an arithmetic number, because the mean of its divisors is an integer number (2505783720).

Almost surely, 220001310229 is an apocalyptic number.

It is an amenable number.

20001310229 is a deficient number, since it is larger than the sum of its proper divisors (44959531).

20001310229 is an equidigital number, since it uses as much as digits as its factorization.

20001310229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13339.

The product of its (nonzero) digits is 216, while the sum is 20.

The spelling of 20001310229 in words is "twenty billion, one million, three hundred ten thousand, two hundred twenty-nine".

Divisors: 1 523 4729 8087 2473267 4229501 38243423 20001310229