Base | Representation |
---|---|
bin | 10011110100101011001… |
… | …10011000111010000111 |
3 | 2102010002001110211101222 |
4 | 21322111212120322013 |
5 | 42124410330421242 |
6 | 1240522203510555 |
7 | 100131441303035 |
oct | 11722546307207 |
9 | 2363061424358 |
10 | 681114701447 |
11 | 24294a546344 |
12 | b0007b2845b |
13 | 4c2c89bc77b |
14 | 24d750a7555 |
15 | 12ab61285d2 |
hex | 9e95998e87 |
681114701447 has 16 divisors (see below), whose sum is σ = 705402297600. Its totient is φ = 656881021440.
The previous prime is 681114701431. The next prime is 681114701503. The reversal of 681114701447 is 744107411186.
It is a cyclic number.
It is not a de Polignac number, because 681114701447 - 24 = 681114701431 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 681114701398 and 681114701407.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (681114701417) 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, 140115797 + ... + 140120657.
It is an arithmetic number, because the mean of its divisors is an integer number (44087643600).
Almost surely, 2681114701447 is an apocalyptic number.
681114701447 is a deficient number, since it is larger than the sum of its proper divisors (24287596153).
681114701447 is a wasteful number, since it uses less digits than its factorization.
681114701447 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9386.
The product of its (nonzero) digits is 150528, while the sum is 44.
The spelling of 681114701447 in words is "six hundred eighty-one billion, one hundred fourteen million, seven hundred one thousand, four hundred forty-seven".
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