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2020846725 = 3452997949
BaseRepresentation
bin111100001110011…
…1010110010000101
312012211120122120000
41320130322302011
513114314043400
6532305431513
7101035625262
oct17034726205
95184518500
102020846725
11947796067
1248493b599
13262895cc1
14152564269
15bc62e600
hex7873ac85

2020846725 has 30 divisors (see below), whose sum is σ = 3743310450. Its totient is φ = 1077783840.

The previous prime is 2020846691. The next prime is 2020846747. The reversal of 2020846725 is 5276480202.

2020846725 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 39350529 + 1981496196 = 6273^2 + 44514^2 .

It is not a de Polignac number, because 2020846725 - 211 = 2020844677 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2020846725.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 496950 + ... + 500999.

It is an arithmetic number, because the mean of its divisors is an integer number (124777015).

Almost surely, 22020846725 is an apocalyptic number.

2020846725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2020846725 is a deficient number, since it is larger than the sum of its proper divisors (1722463725).

2020846725 is an equidigital number, since it uses as much as digits as its factorization.

2020846725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 997971 (or 997957 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

The square root of 2020846725 is about 44953.8288135727. The cubic root of 2020846725 is about 1264.2834657489.

The spelling of 2020846725 in words is "two billion, twenty million, eight hundred forty-six thousand, seven hundred twenty-five".

Divisors: 1 3 5 9 15 25 27 45 75 81 135 225 405 675 2025 997949 2993847 4989745 8981541 14969235 24948725 26944623 44907705 74846175 80833869 134723115 224538525 404169345 673615575 2020846725