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2020224340 = 225791278623
BaseRepresentation
bin111100001101010…
…0010110101010100
312012210102000210201
41320122202311110
513114134134330
6532244230244
7101030423611
oct17032426524
95183360721
102020224340
119474004a2
1248469b384
13262708924
14152441508
15bc559eca
hex786a2d54

2020224340 has 24 divisors (see below), whose sum is σ = 4296176640. Its totient is φ = 797860128.

The previous prime is 2020224329. The next prime is 2020224341. The reversal of 2020224340 is 434220202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020224341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 637732 + ... + 640891.

It is an arithmetic number, because the mean of its divisors is an integer number (179007360).

Almost surely, 22020224340 is an apocalyptic number.

2020224340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2020224340 is an abundant number, since it is smaller than the sum of its proper divisors (2275952300).

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

2020224340 is a wasteful number, since it uses less digits than its factorization.

2020224340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1278711 (or 1278709 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 2020224340 is about 44946.9057889417. The cubic root of 2020224340 is about 1264.1536601168.

Adding to 2020224340 its reverse (434220202), we get a palindrome (2454444542).

The spelling of 2020224340 in words is "two billion, twenty million, two hundred twenty-four thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 79 158 316 395 790 1580 1278623 2557246 5114492 6393115 12786230 25572460 101011217 202022434 404044868 505056085 1010112170 2020224340