Base | Representation |
---|---|
bin | 1001001011111101001100… |
… | …01110100001111100100101 |
3 | 2122112021221111202211122220 |
4 | 10211332212032201330211 |
5 | 10121442214111120010 |
6 | 110544402504142553 |
7 | 4153355613612015 |
oct | 445764616417445 |
9 | 78467844684586 |
10 | 20202020020005 |
11 | 64896a06aa15a |
12 | 2323353767a59 |
13 | b37071c69805 |
14 | 4dbad6729c45 |
15 | 25077a824970 |
hex | 125fa63a1f25 |
20202020020005 has 16 divisors (see below), whose sum is σ = 32331496823424. Its totient is φ = 10771655746880.
The previous prime is 20202020019953. The next prime is 20202020020031. The reversal of 20202020020005 is 50002002020202.
It is not a de Polignac number, because 20202020020005 - 26 = 20202020019941 is a prime.
It is a super-2 number, since 2×202020200200052 (a number of 27 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a congruent number.
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, 172122534 + ... + 172239863.
It is an arithmetic number, because the mean of its divisors is an integer number (2020718551464).
Almost surely, 220202020020005 is an apocalyptic number.
It is an amenable number.
20202020020005 is a deficient number, since it is larger than the sum of its proper divisors (12129476803419).
20202020020005 is a wasteful number, since it uses less digits than its factorization.
20202020020005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 344366316.
The product of its (nonzero) digits is 160, while the sum is 15.
Adding to 20202020020005 its reverse (50002002020202), we get a palindrome (70204022040207).
The spelling of 20202020020005 in words is "twenty trillion, two hundred two billion, twenty million, twenty thousand, five".
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