Base | Representation |
---|---|
bin | 10001110101110010100100… |
… | …101101001011111101110001 |
3 | 101021211000022010012122012121 |
4 | 101311302210231023331301 |
5 | 40241020141310402431 |
6 | 434513301445354241 |
7 | 22345531611425320 |
oct | 2165624455137561 |
9 | 337730263178177 |
10 | 78463225872241 |
11 | 23001081522331 |
12 | 8972847708981 |
13 | 34a2086ac3102 |
14 | 15538d735c0b7 |
15 | 91101ddb6611 |
hex | 475ca4b4bf71 |
78463225872241 has 16 divisors (see below), whose sum is σ = 90178338493440. Its totient is φ = 66874675991760.
The previous prime is 78463225872211. The next prime is 78463225872247. The reversal of 78463225872241 is 14227852236487.
It is not a de Polignac number, because 78463225872241 - 29 = 78463225871729 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 78463225872241.
It is not an unprimeable number, because it can be changed into a prime (78463225872247) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20418636 + ... + 23955106.
It is an arithmetic number, because the mean of its divisors is an integer number (5636146155840).
Almost surely, 278463225872241 is an apocalyptic number.
It is an amenable number.
78463225872241 is a deficient number, since it is larger than the sum of its proper divisors (11715112621199).
78463225872241 is a wasteful number, since it uses less digits than its factorization.
78463225872241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3554364.
The product of its digits is 72253440, while the sum is 61.
The spelling of 78463225872241 in words is "seventy-eight trillion, four hundred sixty-three billion, two hundred twenty-five million, eight hundred seventy-two thousand, two hundred forty-one".
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