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2020024245 = 35537334807
BaseRepresentation
bin111100001100111…
…0001111110110101
312012210000212022210
41320121301332311
513114111233440
6532240044033
7101025631341
oct17031617665
95183025283
102020024245
11947284128
12484603619
13262668825
141523cc621
15bc51aa80
hex78671fb5

2020024245 has 32 divisors (see below), whose sum is σ = 3338226432. Its totient is φ = 1042509312.

The previous prime is 2020024219. The next prime is 2020024247. The reversal of 2020024245 is 5424200202.

It is not a de Polignac number, because 2020024245 - 28 = 2020023989 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020024247) 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 31 ways as a sum of consecutive naturals, for example, 40632 + ... + 75438.

It is an arithmetic number, because the mean of its divisors is an integer number (104319576).

Almost surely, 22020024245 is an apocalyptic number.

It is an amenable number.

2020024245 is a deficient number, since it is larger than the sum of its proper divisors (1318202187).

2020024245 is a wasteful number, since it uses less digits than its factorization.

2020024245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34941.

The product of its (nonzero) digits is 1280, while the sum is 21.

The square root of 2020024245 is about 44944.6798297641. The cubic root of 2020024245 is about 1264.1119223135. Note that the first 3 decimals are identical.

Adding to 2020024245 its reverse (5424200202), we get a palindrome (7444224447).

The spelling of 2020024245 in words is "two billion, twenty million, twenty-four thousand, two hundred forty-five".

Divisors: 1 3 5 15 53 73 159 219 265 365 795 1095 3869 11607 19345 34807 58035 104421 174035 522105 1844771 2540911 5534313 7622733 9223855 12704555 27671565 38113665 134668283 404004849 673341415 2020024245