Base | Representation |
---|---|
bin | 11101100010011011… |
… | …000011101111000110 |
3 | 10000212100022022221202 |
4 | 131202123003233012 |
5 | 1004423301001210 |
6 | 22323052342502 |
7 | 2201644550636 |
oct | 354233035706 |
9 | 100770268852 |
10 | 31716031430 |
11 | 124a5966926 |
12 | 6191774a32 |
13 | 2cb5a65605 |
14 | 176c3046c6 |
15 | c595e79a5 |
hex | 7626c3bc6 |
31716031430 has 8 divisors (see below), whose sum is σ = 57088856592. Its totient is φ = 12686412568.
The previous prime is 31716031429. The next prime is 31716031439. The reversal of 31716031430 is 3413061713.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 31716031393 and 31716031402.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31716031439) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1585801562 + ... + 1585801581.
It is an arithmetic number, because the mean of its divisors is an integer number (7136107074).
Almost surely, 231716031430 is an apocalyptic number.
31716031430 is a deficient number, since it is larger than the sum of its proper divisors (25372825162).
31716031430 is a wasteful number, since it uses less digits than its factorization.
31716031430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3171603150.
The product of its (nonzero) digits is 4536, while the sum is 29.
The spelling of 31716031430 in words is "thirty-one billion, seven hundred sixteen million, thirty-one thousand, four hundred thirty".
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