Base | Representation |
---|---|
bin | 1110011101000011011… |
… | …0011111000101010010 |
3 | 212201221122101122201211 |
4 | 3213100312133011102 |
5 | 13032023133024030 |
6 | 310024132450334 |
7 | 23640346232065 |
oct | 3472066370522 |
9 | 781848348654 |
10 | 248317079890 |
11 | 96346577490 |
12 | 40160a799aa |
13 | 1a554512889 |
14 | c0390d48dc |
15 | 66d51db12a |
hex | 39d0d9f152 |
248317079890 has 16 divisors (see below), whose sum is σ = 487604448000. Its totient is φ = 90297119920.
The previous prime is 248317079851. The next prime is 248317079897. The reversal of 248317079890 is 98970713842.
It is a super-2 number, since 2×2483170798902 (a number of 24 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (248317079897) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1128713890 + ... + 1128714109.
It is an arithmetic number, because the mean of its divisors is an integer number (30475278000).
Almost surely, 2248317079890 is an apocalyptic number.
248317079890 is a deficient number, since it is larger than the sum of its proper divisors (239287368110).
248317079890 is a wasteful number, since it uses less digits than its factorization.
248317079890 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2257428017.
The product of its (nonzero) digits is 6096384, while the sum is 58.
The spelling of 248317079890 in words is "two hundred forty-eight billion, three hundred seventeen million, seventy-nine thousand, eight hundred ninety".
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