Base | Representation |
---|---|
bin | 100101000111000110110001… |
… | …100011100100000110010110 |
3 | 210101220022002211121112122000 |
4 | 211013012301203210012112 |
5 | 132343112412430333210 |
6 | 1335044224245020130 |
7 | 46243653255503562 |
oct | 4507066143440626 |
9 | 711808084545560 |
10 | 163216031105430 |
11 | 48007591586a16 |
12 | 1638043a6b4646 |
13 | 700c289b9a8a4 |
14 | 2c439ab6706a2 |
15 | 13d0954627ac0 |
hex | 9471b18e4196 |
163216031105430 has 32 divisors (see below), whose sum is σ = 435242749615200. Its totient is φ = 43524274961376.
The previous prime is 163216031105429. The next prime is 163216031105437. The reversal of 163216031105430 is 34501130612361.
163216031105430 is a `hidden beast` number, since 1 + 6 + 3 + 2 + 1 + 603 + 1 + 1 + 0 + 5 + 43 + 0 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (163216031105437) 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, 302251909185 + ... + 302251909724.
It is an arithmetic number, because the mean of its divisors is an integer number (13601335925475).
Almost surely, 2163216031105430 is an apocalyptic number.
163216031105430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
163216031105430 is an abundant number, since it is smaller than the sum of its proper divisors (272026718509770).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
163216031105430 is a wasteful number, since it uses less digits than its factorization.
163216031105430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 604503818925 (or 604503818919 counting only the distinct ones).
The product of its (nonzero) digits is 38880, while the sum is 36.
Adding to 163216031105430 its reverse (34501130612361), we get a palindrome (197717161717791).
The spelling of 163216031105430 in words is "one hundred sixty-three trillion, two hundred sixteen billion, thirty-one million, one hundred five thousand, four hundred thirty".
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