Base | Representation |
---|---|
bin | 10011001000101000… |
… | …10011011010011011 |
3 | 222111221102101100102 |
4 | 21210110103122123 |
5 | 132014340303322 |
6 | 4415213330015 |
7 | 512400606614 |
oct | 114424233233 |
9 | 28457371312 |
10 | 10272978587 |
11 | 43a1912953 |
12 | 1ba849690b |
13 | c79416c71 |
14 | 6d6500c0b |
15 | 401d30792 |
hex | 26451369b |
10272978587 has 2 divisors, whose sum is σ = 10272978588. Its totient is φ = 10272978586.
The previous prime is 10272978487. The next prime is 10272978601. The reversal of 10272978587 is 78587927201.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-10272978587 is a prime.
It is not a weakly prime, because it can be changed into another prime (10272978487) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5136489293 + 5136489294.
It is an arithmetic number, because the mean of its divisors is an integer number (5136489294).
Almost surely, 210272978587 is an apocalyptic number.
10272978587 is a deficient number, since it is larger than the sum of its proper divisors (1).
10272978587 is an equidigital number, since it uses as much as digits as its factorization.
10272978587 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3951360, while the sum is 56.
The spelling of 10272978587 in words is "ten billion, two hundred seventy-two million, nine hundred seventy-eight thousand, five hundred eighty-seven".
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