Base | Representation |
---|---|
bin | 10011001101011010… |
… | …001110111011101111 |
3 | 1222020110121012012121 |
4 | 103031122032323233 |
5 | 314220233403000 |
6 | 13250412213411 |
7 | 1330063514353 |
oct | 231532167357 |
9 | 58213535177 |
10 | 20626075375 |
11 | 8824977794 |
12 | 3bb776a267 |
13 | 1c39303039 |
14 | dd94d9463 |
15 | 80abd9b1a |
hex | 4cd68eeef |
20626075375 has 16 divisors (see below), whose sum is σ = 25848190368. Its totient is φ = 16432368000.
The previous prime is 20626075373. The next prime is 20626075387. The reversal of 20626075375 is 57357062602.
It is not a de Polignac number, because 20626075375 - 21 = 20626075373 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20626075373) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 312217 + ... + 372466.
It is an arithmetic number, because the mean of its divisors is an integer number (1615511898).
Almost surely, 220626075375 is an apocalyptic number.
20626075375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
20626075375 is a deficient number, since it is larger than the sum of its proper divisors (5222114993).
20626075375 is an equidigital number, since it uses as much as digits as its factorization.
20626075375 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 684939 (or 684929 counting only the distinct ones).
The product of its (nonzero) digits is 529200, while the sum is 43.
The spelling of 20626075375 in words is "twenty billion, six hundred twenty-six million, seventy-five thousand, three hundred seventy-five".
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