Base | Representation |
---|---|
bin | 11101011001101010100… |
… | …011111101010001101010 |
3 | 21011011001201021022000022 |
4 | 131121222203331101222 |
5 | 231100311121040132 |
6 | 4144100320440442 |
7 | 265653644244416 |
oct | 35315243752152 |
9 | 7134051238008 |
10 | 2020422440042 |
11 | 709946882306 |
12 | 2876a3479122 |
13 | 1186a9609516 |
14 | 6db08cdbd46 |
15 | 37850d90e12 |
hex | 1d66a8fd46a |
2020422440042 has 32 divisors (see below), whose sum is σ = 3271566834000. Its totient is φ = 932244139008.
The previous prime is 2020422440009. The next prime is 2020422440081. The reversal of 2020422440042 is 2400442240202.
It can be written as a sum of positive squares in 8 ways, for example, as 1437598602001 + 582823838041 = 1198999^2 + 763429^2 .
It is a junction number, because it is equal to n+sod(n) for n = 2020422439993 and 2020422440020.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2429384 + ... + 3153212.
Almost surely, 22020422440042 is an apocalyptic number.
2020422440042 is a deficient number, since it is larger than the sum of its proper divisors (1251144393958).
2020422440042 is a wasteful number, since it uses less digits than its factorization.
2020422440042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 725450.
The product of its (nonzero) digits is 8192, while the sum is 26.
Adding to 2020422440042 its reverse (2400442240202), we get a palindrome (4420864680244).
The spelling of 2020422440042 in words is "two trillion, twenty billion, four hundred twenty-two million, four hundred forty thousand, forty-two".
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