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2020203413 = 23613143287
BaseRepresentation
bin111100001101001…
…1101101110010101
312012210100222002122
41320122131232111
513114133002123
6532243545325
7101030305604
oct17032355625
95183328078
102020203413
119473967a8
1248468b245
132626cc247
14152437a3b
15bc553bc8
hex7869db95

2020203413 has 8 divisors (see below), whose sum is σ = 2111491968. Its totient is φ = 1929202704.

The previous prime is 2020203391. The next prime is 2020203431. The reversal of 2020203413 is 3143020202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2020203413 - 224 = 2003426197 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2020203391 and 2020203400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020203473) 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, 57545 + ... + 85742.

It is an arithmetic number, because the mean of its divisors is an integer number (263936496).

Almost surely, 22020203413 is an apocalyptic number.

2020203413 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2020203413 is a deficient number, since it is larger than the sum of its proper divisors (91288555).

2020203413 is a wasteful number, since it uses less digits than its factorization.

2020203413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143923.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 2020203413 is about 44946.6729914462. The cubic root of 2020203413 is about 1264.1492950842.

Adding to 2020203413 its reverse (3143020202), we get a palindrome (5163223615).

The spelling of 2020203413 in words is "two billion, twenty million, two hundred three thousand, four hundred thirteen".

Divisors: 1 23 613 14099 143287 3295601 87834931 2020203413