Base | Representation |
---|---|
bin | 110110110000010000001000… |
… | …0100110001101010110001101 |
3 | 2100011021111021211201110021012 |
4 | 1231200200100212031112031 |
5 | 1001111333224133441403 |
6 | 4424153302013015005 |
7 | 203305643460426452 |
oct | 15540402046152615 |
9 | 2304244254643235 |
10 | 481620731155853 |
11 | 12a506228a02483 |
12 | 460253a8484465 |
13 | 1789784230b113 |
14 | 86d07d3d39829 |
15 | 3aa30d9190ed8 |
hex | 1b6081098d58d |
481620731155853 has 4 divisors (see below), whose sum is σ = 482032021277568. Its totient is φ = 481209441034140.
The previous prime is 481620731155841. The next prime is 481620731155859. The reversal of 481620731155853 is 358551137026184.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 481620731155853 - 226 = 481620664046989 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 481620731155792 and 481620731155801.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (481620731155859) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 205645059101 + ... + 205645061442.
It is an arithmetic number, because the mean of its divisors is an integer number (120508005319392).
Almost surely, 2481620731155853 is an apocalyptic number.
It is an amenable number.
481620731155853 is a deficient number, since it is larger than the sum of its proper divisors (411290121715).
481620731155853 is a wasteful number, since it uses less digits than its factorization.
481620731155853 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 411290121714.
The product of its (nonzero) digits is 24192000, while the sum is 59.
The spelling of 481620731155853 in words is "four hundred eighty-one trillion, six hundred twenty billion, seven hundred thirty-one million, one hundred fifty-five thousand, eight hundred fifty-three".
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