Base | Representation |
---|---|
bin | 10011000001011111… |
… | …111110011111011101 |
3 | 1221201112121020020002 |
4 | 103001133332133131 |
5 | 313313110114201 |
6 | 13214513304045 |
7 | 1322116203545 |
oct | 230137763735 |
9 | 57645536202 |
10 | 20426254301 |
11 | 87320a7202 |
12 | 3b60865025 |
13 | 1c06aac30b |
14 | dbab62325 |
15 | 7e83b876b |
hex | 4c17fe7dd |
20426254301 has 4 divisors (see below), whose sum is σ = 20426907900. Its totient is φ = 20425600704.
The previous prime is 20426254297. The next prime is 20426254309. The reversal of 20426254301 is 10345262402.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 16958811076 + 3467443225 = 130226^2 + 58885^2 .
It is a cyclic number.
It is not a de Polignac number, because 20426254301 - 22 = 20426254297 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20426254309) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 277436 + ... + 343253.
It is an arithmetic number, because the mean of its divisors is an integer number (5106726975).
Almost surely, 220426254301 is an apocalyptic number.
It is an amenable number.
20426254301 is a deficient number, since it is larger than the sum of its proper divisors (653599).
20426254301 is an equidigital number, since it uses as much as digits as its factorization.
20426254301 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 653598.
The product of its (nonzero) digits is 11520, while the sum is 29.
The spelling of 20426254301 in words is "twenty billion, four hundred twenty-six million, two hundred fifty-four thousand, three hundred one".
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