Base | Representation |
---|---|
bin | 1110011000111100100… |
… | …1011010011100000011 |
3 | 212122002211011021000112 |
4 | 3212033021122130003 |
5 | 13022243433322342 |
6 | 305322513541535 |
7 | 23601132443543 |
oct | 3461711323403 |
9 | 778084137015 |
10 | 247214745347 |
11 | 959303081a9 |
12 | 3bab38748ab |
13 | 1a40a02540b |
14 | bd72949323 |
15 | 666d543682 |
hex | 398f25a703 |
247214745347 has 16 divisors (see below), whose sum is σ = 259082772480. Its totient is φ = 235442161152.
The previous prime is 247214745269. The next prime is 247214745359. The reversal of 247214745347 is 743547412742.
247214745347 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 247214745347 - 224 = 247197968131 is a prime.
It is a super-2 number, since 2×2472147453472 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 247214745295 and 247214745304.
It is not an unprimeable number, because it can be changed into a prime (247214742347) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5146979 + ... + 5194787.
It is an arithmetic number, because the mean of its divisors is an integer number (16192673280).
Almost surely, 2247214745347 is an apocalyptic number.
247214745347 is a deficient number, since it is larger than the sum of its proper divisors (11868027133).
247214745347 is a wasteful number, since it uses less digits than its factorization.
247214745347 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 48802.
The product of its digits is 5268480, while the sum is 50.
The spelling of 247214745347 in words is "two hundred forty-seven billion, two hundred fourteen million, seven hundred forty-five thousand, three hundred forty-seven".
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