Base | Representation |
---|---|
bin | 11101011001111000100… |
… | …000101001001100110001 |
3 | 21011011200000121100121201 |
4 | 131121320200221030301 |
5 | 231101301022434101 |
6 | 4144135440251201 |
7 | 265662515311246 |
oct | 35317040511461 |
9 | 7134600540551 |
10 | 2020656452401 |
11 | 709a56986254 |
12 | 287749910b01 |
13 | 118715c41b82 |
14 | 6db2c0155cd |
15 | 378666b7e01 |
hex | 1d678829331 |
2020656452401 has 8 divisors (see below), whose sum is σ = 2021650739784. Its totient is φ = 2019662346240.
The previous prime is 2020656452389. The next prime is 2020656452447. The reversal of 2020656452401 is 1042546560202.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 67300811776 + 1953355640625 = 259424^2 + 1397625^2 .
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 2020656452401 - 215 = 2020656419633 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2020656450401) 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 7 ways as a sum of consecutive naturals, for example, 25789581 + ... + 25867813.
It is an arithmetic number, because the mean of its divisors is an integer number (252706342473).
Almost surely, 22020656452401 is an apocalyptic number.
It is an amenable number.
2020656452401 is a deficient number, since it is larger than the sum of its proper divisors (994287383).
2020656452401 is an equidigital number, since it uses as much as digits as its factorization.
2020656452401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 90611.
The product of its (nonzero) digits is 115200, while the sum is 37.
The spelling of 2020656452401 in words is "two trillion, twenty billion, six hundred fifty-six million, four hundred fifty-two thousand, four hundred one".
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