Search a number
-
+
2020310213202 = 232172181651869
BaseRepresentation
bin11101011001100011110…
…111110110001001010010
321011010202220002120201200
4131121203313312021102
5231100043403310302
64144041231212030
7265651112316441
oct35314367661122
97133686076650
102020310213202
1170989949a656
12287671977016
1311868c2a46c8
146dad8046d58
15378460c381c
hex1d663df6252

2020310213202 has 24 divisors (see below), whose sum is σ = 4377370933260. Its totient is φ = 673431793440.

The previous prime is 2020310213191. The next prime is 2020310213239. The reversal of 2020310213202 is 2023120130202.

It can be written as a sum of positive squares in 2 ways, for example, as 1488007185921 + 532303027281 = 1219839^2 + 729591^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2773324 + ... + 3425192.

Almost surely, 22020310213202 is an apocalyptic number.

2020310213202 is an abundant number, since it is smaller than the sum of its proper divisors (2357060720058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2020310213202 is a wasteful number, since it uses less digits than its factorization.

2020310213202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 824058 (or 824055 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 2020310213202 its reverse (2023120130202), we get a palindrome (4043430343404).

The spelling of 2020310213202 in words is "two trillion, twenty billion, three hundred ten million, two hundred thirteen thousand, two hundred two".

Divisors: 1 2 3 6 9 18 172181 344362 516543 651869 1033086 1303738 1549629 1955607 3099258 3911214 5866821 11733642 112239456289 224478912578 336718368867 673436737734 1010155106601 2020310213202