Base | Representation |
---|---|
bin | 10000000000001100001111… |
… | …001000011000111001011001 |
3 | 100020012102221102201222102011 |
4 | 100000030033020120321121 |
5 | 33211114044012440141 |
6 | 405404553552105521 |
7 | 20552631446032123 |
oct | 2000141710307131 |
9 | 306172842658364 |
10 | 70381882936921 |
11 | 2047587507a916 |
12 | 7a885922352a1 |
13 | 3036ca1aa857a |
14 | 1354703848213 |
15 | 820bdab10881 |
hex | 40030f218e59 |
70381882936921 has 8 divisors (see below), whose sum is σ = 74514436456320. Its totient is φ = 66292153806672.
The previous prime is 70381882936877. The next prime is 70381882936927. The reversal of 70381882936921 is 12963928818307.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 70381882936921 - 237 = 70244443983449 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (70381882936927) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10706093905 + ... + 10706100478.
It is an arithmetic number, because the mean of its divisors is an integer number (9314304557040).
Almost surely, 270381882936921 is an apocalyptic number.
It is an amenable number.
70381882936921 is a deficient number, since it is larger than the sum of its proper divisors (4132553519399).
70381882936921 is a wasteful number, since it uses less digits than its factorization.
70381882936921 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21412194575.
The product of its (nonzero) digits is 62705664, while the sum is 67.
The spelling of 70381882936921 in words is "seventy trillion, three hundred eighty-one billion, eight hundred eighty-two million, nine hundred thirty-six thousand, nine hundred twenty-one".
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