Search a number
-
+
2020007944907 = 19926513382861
BaseRepresentation
bin11101011001010001110…
…110110010001011001011
321011002222211022202120122
4131121101312302023023
5231043434013214112
64143551232413455
7265640452141661
oct35312166621313
97132884282518
102020007944907
11709753906a47
122875a86a728b
13118641791324
146daa9c42c31
15378297b7872
hex1d651db22cb

2020007944907 has 8 divisors (see below), whose sum is σ = 2030240613600. Its totient is φ = 2009776095360.

The previous prime is 2020007944897. The next prime is 2020007944919. The reversal of 2020007944907 is 7094497000202.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2020007944907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2020007944967) 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, 5084657 + ... + 5467517.

It is an arithmetic number, because the mean of its divisors is an integer number (253780076700).

Almost surely, 22020007944907 is an apocalyptic number.

2020007944907 is a deficient number, since it is larger than the sum of its proper divisors (10232668693).

2020007944907 is a wasteful number, since it uses less digits than its factorization.

2020007944907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409573.

The product of its (nonzero) digits is 254016, while the sum is 44.

The spelling of 2020007944907 in words is "two trillion, twenty billion, seven million, nine hundred forty-four thousand, nine hundred seven".

Divisors: 1 199 26513 382861 5276087 76189339 10150793693 2020007944907