Base | Representation |
---|---|
bin | 110101110110100011101… |
… | …0111111100000110111001 |
3 | 222012120101010000011221122 |
4 | 1223231013113330012321 |
5 | 1432231110040440412 |
6 | 23424100200115025 |
7 | 1362510144615044 |
oct | 153550727740671 |
9 | 28176333004848 |
10 | 7401426108857 |
11 | 23a3a220a1400 |
12 | 9b6542765a75 |
13 | 418c4a557261 |
14 | 1b8333985c5b |
15 | cc7dc3e8572 |
hex | 6bb475fc1b9 |
7401426108857 has 12 divisors (see below), whose sum is σ = 8138190521328. Its totient is φ = 6726304114200.
The previous prime is 7401426108829. The next prime is 7401426108883. The reversal of 7401426108857 is 7588016241047.
7401426108857 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 7401426108857 - 210 = 7401426107833 is a prime.
It is a super-2 number, since 2×74014261088572 (a number of 27 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 = 7401426108799 and 7401426108808.
It is not an unprimeable number, because it can be changed into a prime (7401426108157) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9934823 + ... + 10653804.
It is an arithmetic number, because the mean of its divisors is an integer number (678182543444).
Almost surely, 27401426108857 is an apocalyptic number.
It is an amenable number.
7401426108857 is a deficient number, since it is larger than the sum of its proper divisors (736764412471).
7401426108857 is a wasteful number, since it uses less digits than its factorization.
7401426108857 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20591620 (or 20591609 counting only the distinct ones).
The product of its (nonzero) digits is 3010560, while the sum is 53.
The spelling of 7401426108857 in words is "seven trillion, four hundred one billion, four hundred twenty-six million, one hundred eight thousand, eight hundred fifty-seven".
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