Base | Representation |
---|---|
bin | 1001010011110010110100… |
… | …00101011101101101001111 |
3 | 2200111001001212120102200120 |
4 | 10221321122011131231033 |
5 | 10140400233312431300 |
6 | 111312221435400023 |
7 | 4212001346550345 |
oct | 451713205355517 |
9 | 80431055512616 |
10 | 20471325514575 |
11 | 65829276261a1 |
12 | 23675915b3013 |
13 | b5658c868b70 |
14 | 50ab630b9995 |
15 | 25778d4203a0 |
hex | 129e5a15db4f |
20471325514575 has 48 divisors (see below), whose sum is σ = 36610028224896. Its totient is φ = 10033793596800.
The previous prime is 20471325514543. The next prime is 20471325514667. The reversal of 20471325514575 is 57541552317402.
It is not a de Polignac number, because 20471325514575 - 25 = 20471325514543 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 46025881 + ... + 46468530.
It is an arithmetic number, because the mean of its divisors is an integer number (762708921352).
Almost surely, 220471325514575 is an apocalyptic number.
20471325514575 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
20471325514575 is a deficient number, since it is larger than the sum of its proper divisors (16138702710321).
20471325514575 is a wasteful number, since it uses less digits than its factorization.
20471325514575 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 92494664 (or 92494659 counting only the distinct ones).
The product of its (nonzero) digits is 5880000, while the sum is 51.
The spelling of 20471325514575 in words is "twenty trillion, four hundred seventy-one billion, three hundred twenty-five million, five hundred fourteen thousand, five hundred seventy-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.516 sec. • engine limits •