Base | Representation |
---|---|
bin | 11101101011000… |
… | …01111100100001 |
3 | 122100101010101211 |
4 | 32311201330201 |
5 | 1002210214242 |
6 | 40411030121 |
7 | 6111505624 |
oct | 1665417441 |
9 | 570333354 |
10 | 248913697 |
11 | 1185615aa |
12 | 6b43b341 |
13 | 3c752116 |
14 | 250b5dbb |
15 | 16cbc317 |
hex | ed61f21 |
248913697 has 2 divisors, whose sum is σ = 248913698. Its totient is φ = 248913696.
The previous prime is 248913673. The next prime is 248913701. The reversal of 248913697 is 796319842.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 191517921 + 57395776 = 13839^2 + 7576^2 .
It is a cyclic number.
It is not a de Polignac number, because 248913697 - 219 = 248389409 is a prime.
It is a super-3 number, since 3×2489136973 (a number of 26 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 248913697.
It is not a weakly prime, because it can be changed into another prime (248913607) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124456848 + 124456849.
It is an arithmetic number, because the mean of its divisors is an integer number (124456849).
Almost surely, 2248913697 is an apocalyptic number.
It is an amenable number.
248913697 is a deficient number, since it is larger than the sum of its proper divisors (1).
248913697 is an equidigital number, since it uses as much as digits as its factorization.
248913697 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 653184, while the sum is 49.
The square root of 248913697 is about 15776.9989858655. The cubic root of 248913697 is about 629.0467628258.
The spelling of 248913697 in words is "two hundred forty-eight million, nine hundred thirteen thousand, six hundred ninety-seven".
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