Base | Representation |
---|---|
bin | 11111011110011001100100… |
… | …01110111111001111011011 |
3 | 100002001211001102222211201200 |
4 | 33233030302032333033123 |
5 | 33033001231113434031 |
6 | 403112325552045243 |
7 | 20402364260236005 |
oct | 1757146216771733 |
9 | 302054042884650 |
10 | 69214240764891 |
11 | 2006565a555912 |
12 | 791a225233823 |
13 | 2c80b4b1c7241 |
14 | 1313db696b375 |
15 | 80064ba448e6 |
hex | 3ef3323bf3db |
69214240764891 has 12 divisors (see below), whose sum is σ = 100026797711568. Its totient is φ = 46119440024784.
The previous prime is 69214240764869. The next prime is 69214240764959. The reversal of 69214240764891 is 19846704241296.
69214240764891 is a `hidden beast` number, since 6 + 9 + 2 + 1 + 42 + 40 + 76 + 489 + 1 = 666.
It is not a de Polignac number, because 69214240764891 - 210 = 69214240763867 is a prime.
It is a super-2 number, since 2×692142407648912 (a number of 28 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (69214241764891) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (31) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1948910575 + ... + 1948946088.
It is an arithmetic number, because the mean of its divisors is an integer number (8335566475964).
Almost surely, 269214240764891 is an apocalyptic number.
69214240764891 is a deficient number, since it is larger than the sum of its proper divisors (30812556946677).
69214240764891 is a wasteful number, since it uses less digits than its factorization.
69214240764891 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3897858642 (or 3897858639 counting only the distinct ones).
The product of its (nonzero) digits is 41803776, while the sum is 63.
The spelling of 69214240764891 in words is "sixty-nine trillion, two hundred fourteen billion, two hundred forty million, seven hundred sixty-four thousand, eight hundred ninety-one".
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