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2020245330 = 235516713033
BaseRepresentation
bin111100001101010…
…0111111101010010
312012210110002121010
41320122213331102
513114140322310
6532244511350
7101030542035
oct17032477522
95183402533
102020245330
11947415244
124846ab556
1326271534c
1415244901c
15bc561320
hex786a7f52

2020245330 has 32 divisors (see below), whose sum is σ = 4849899264. Its totient is φ = 538586496.

The previous prime is 2020245323. The next prime is 2020245343. The reversal of 2020245330 is 335420202.

Adding to 2020245330 its reverse (335420202), we get a palindrome (2355665532).

It is a junction number, because it is equal to n+sod(n) for n = 2020245297 and 2020245306.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148494 + ... + 161526.

It is an arithmetic number, because the mean of its divisors is an integer number (151559352).

Almost surely, 22020245330 is an apocalyptic number.

2020245330 is an abundant number, since it is smaller than the sum of its proper divisors (2829653934).

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

2020245330 is a wasteful number, since it uses less digits than its factorization.

2020245330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18210.

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 2020245330 is about 44947.1392860547. The cubic root of 2020245330 is about 1264.1580382598.

The spelling of 2020245330 in words is "two billion, twenty million, two hundred forty-five thousand, three hundred thirty".