Base | Representation |
---|---|
bin | 111101001001000111111… |
… | …010011001100100000001 |
3 | 112212200021121200012110022 |
4 | 331021013322121210001 |
5 | 1022320022213210011 |
6 | 12534121024543225 |
7 | 612363442013651 |
oct | 75110772314401 |
9 | 15780247605408 |
10 | 4201684506881 |
11 | 137aa19403814 |
12 | 57a393781b15 |
13 | 2462a90cb234 |
14 | 107511032361 |
15 | 744672728db |
hex | 3d247e99901 |
4201684506881 has 8 divisors (see below), whose sum is σ = 4211605753344. Its totient is φ = 4191764060160.
The previous prime is 4201684506857. The next prime is 4201684506893. The reversal of 4201684506881 is 1886054861024.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-4201684506881 is a prime.
It is a super-2 number, since 2×42016845068812 (a number of 26 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (4201684506281) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11068040 + ... + 11441366.
It is an arithmetic number, because the mean of its divisors is an integer number (526450719168).
Almost surely, 24201684506881 is an apocalyptic number.
It is an amenable number.
4201684506881 is a deficient number, since it is larger than the sum of its proper divisors (9921246463).
4201684506881 is a wasteful number, since it uses less digits than its factorization.
4201684506881 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 399871.
The product of its (nonzero) digits is 2949120, while the sum is 53.
The spelling of 4201684506881 in words is "four trillion, two hundred one billion, six hundred eighty-four million, five hundred six thousand, eight hundred eighty-one".
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