Base | Representation |
---|---|
bin | 11101101000110… |
… | …01100100010110 |
3 | 122022211001201212 |
4 | 32310121210112 |
5 | 1002121222423 |
6 | 40400421422 |
7 | 6106132412 |
oct | 1664314426 |
9 | 568731655 |
10 | 248617238 |
11 | 1183798a1 |
12 | 6b317872 |
13 | 3c67a1bc |
14 | 25039d42 |
15 | 16c5e578 |
hex | ed19916 |
248617238 has 4 divisors (see below), whose sum is σ = 372925860. Its totient is φ = 124308618.
The previous prime is 248617219. The next prime is 248617249. The reversal of 248617238 is 832716842.
248617238 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 832716842 = 2 ⋅416358421.
It is a junction number, because it is equal to n+sod(n) for n = 248617195 and 248617204.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62154308 + ... + 62154311.
It is an arithmetic number, because the mean of its divisors is an integer number (93231465).
Almost surely, 2248617238 is an apocalyptic number.
248617238 is a deficient number, since it is larger than the sum of its proper divisors (124308622).
248617238 is a wasteful number, since it uses less digits than its factorization.
248617238 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 124308621.
The product of its digits is 129024, while the sum is 41.
The square root of 248617238 is about 15767.6008955072. The cubic root of 248617238 is about 628.7969297024.
The spelling of 248617238 in words is "two hundred forty-eight million, six hundred seventeen thousand, two hundred thirty-eight".
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