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2020246173361 = 13211954119369
BaseRepresentation
bin11101011001100000000…
…011100011011010110001
321011010121102121000120201
4131121200003203122301
5231044431010021421
64144031022435201
7265646404065403
oct35314003433261
97133542530521
102020246173361
1170986632a569
12287654432b01
1311867bc41a00
146dacd736b73
1537840673b91
hex1d6600e36b1

2020246173361 has 6 divisors (see below), whose sum is σ = 2187603844710. Its totient is φ = 1864842621408.

The previous prime is 2020246173293. The next prime is 2020246173371. The reversal of 2020246173361 is 1633716420202.

It can be written as a sum of positive squares in 3 ways, for example, as 7945048225 + 2012301125136 = 89135^2 + 1418556^2 .

It is not a de Polignac number, because 2020246173361 - 221 = 2020244076209 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 2020246173361.

It is not an unprimeable number, because it can be changed into a prime (2020246173371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5977059516 + ... + 5977059853.

It is an arithmetic number, because the mean of its divisors is an integer number (364600640785).

Almost surely, 22020246173361 is an apocalyptic number.

It is an amenable number.

2020246173361 is a deficient number, since it is larger than the sum of its proper divisors (167357671349).

2020246173361 is a wasteful number, since it uses less digits than its factorization.

2020246173361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11954119395 (or 11954119382 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 37.

The spelling of 2020246173361 in words is "two trillion, twenty billion, two hundred forty-six million, one hundred seventy-three thousand, three hundred sixty-one".

Divisors: 1 13 169 11954119369 155403551797 2020246173361