Base | Representation |
---|---|
bin | 111010001101010100… |
… | …000110110101101001 |
3 | 12222022202112022101202 |
4 | 322031110012311221 |
5 | 2011000100303424 |
6 | 44413504253545 |
7 | 4341550432022 |
oct | 721524066551 |
9 | 188282468352 |
10 | 62500400489 |
11 | 24562934a4a |
12 | 101433112b5 |
13 | 5b807999c7 |
14 | 304c9a9c49 |
15 | 195c00c2ae |
hex | e8d506d69 |
62500400489 has 2 divisors, whose sum is σ = 62500400490. Its totient is φ = 62500400488.
The previous prime is 62500400461. The next prime is 62500400531. The reversal of 62500400489 is 98400400526.
62500400489 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 48253590889 + 14246809600 = 219667^2 + 119360^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-62500400489 is a prime.
It is a super-2 number, since 2×625004004892 (a number of 22 digits) contains 22 as substring.
It is a Sophie Germain prime.
It is a Curzon number.
It is not a weakly prime, because it can be changed into another prime (62500400449) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31250200244 + 31250200245.
It is an arithmetic number, because the mean of its divisors is an integer number (31250200245).
Almost surely, 262500400489 is an apocalyptic number.
It is an amenable number.
62500400489 is a deficient number, since it is larger than the sum of its proper divisors (1).
62500400489 is an equidigital number, since it uses as much as digits as its factorization.
62500400489 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 69120, while the sum is 38.
The spelling of 62500400489 in words is "sixty-two billion, five hundred million, four hundred thousand, four hundred eighty-nine".
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