Base | Representation |
---|---|
bin | 10001001000111100010110… |
… | …111010100010111000101010 |
3 | 100212220101110021022101220100 |
4 | 101020330112322202320222 |
5 | 34340022003444124330 |
6 | 424153414443010230 |
7 | 21610060155222153 |
oct | 2110742672427052 |
9 | 325811407271810 |
10 | 75381355458090 |
11 | 22023064a71760 |
12 | 85554b3509976 |
13 | 330a57b7b6186 |
14 | 148869712492a |
15 | 8aac96d8c060 |
hex | 448f16ea2e2a |
75381355458090 has 96 divisors (see below), whose sum is σ = 217432815912000. Its totient is φ = 17964534620160.
The previous prime is 75381355458029. The next prime is 75381355458133. The reversal of 75381355458090 is 9085455318357.
75381355458090 is a `hidden beast` number, since 7 + 5 + 3 + 8 + 1 + 3 + 5 + 545 + 80 + 9 + 0 = 666.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 645219415 + ... + 645336234.
It is an arithmetic number, because the mean of its divisors is an integer number (2264925165750).
Almost surely, 275381355458090 is an apocalyptic number.
75381355458090 is an abundant number, since it is smaller than the sum of its proper divisors (142051460453910).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75381355458090 is a wasteful number, since it uses less digits than its factorization.
75381355458090 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1290555732 (or 1290555729 counting only the distinct ones).
The product of its (nonzero) digits is 90720000, while the sum is 63.
The spelling of 75381355458090 in words is "seventy-five trillion, three hundred eighty-one billion, three hundred fifty-five million, four hundred fifty-eight thousand, ninety".
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