Base | Representation |
---|---|
bin | 100110001101… |
… | …010011101011 |
3 | 200211212100012 |
4 | 212031103223 |
5 | 10031002404 |
6 | 554402135 |
7 | 151064051 |
oct | 46152353 |
9 | 20755305 |
10 | 10015979 |
11 | 5721176 |
12 | 343034b |
13 | 20c8c1c |
14 | 148a1d1 |
15 | d2ca6e |
hex | 98d4eb |
10015979 has 2 divisors, whose sum is σ = 10015980. Its totient is φ = 10015978.
The previous prime is 10015969. The next prime is 10016023. The reversal of 10015979 is 97951001.
10015979 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 10015979 - 24 = 10015963 is a prime.
It is a Sophie Germain prime.
It is not a weakly prime, because it can be changed into another prime (10015919) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5007989 + 5007990.
It is an arithmetic number, because the mean of its divisors is an integer number (5007990).
Almost surely, 210015979 is an apocalyptic number.
10015979 is a deficient number, since it is larger than the sum of its proper divisors (1).
10015979 is an equidigital number, since it uses as much as digits as its factorization.
10015979 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2835, while the sum is 32.
The square root of 10015979 is about 3164.8031534362. The cubic root of 10015979 is about 215.5581603095.
The spelling of 10015979 in words is "ten million, fifteen thousand, nine hundred seventy-nine".
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