Base | Representation |
---|---|
bin | 11111110001110010110000… |
… | …00101101000100111100111 |
3 | 100011102112000212111211002212 |
4 | 33320321120011220213213 |
5 | 33124410430004344043 |
6 | 404342411424354035 |
7 | 20501464210343552 |
oct | 1770713005504747 |
9 | 304375025454085 |
10 | 69880595778023 |
11 | 202a2215595938 |
12 | 7a073b217591b |
13 | 2ccb93409a614 |
14 | 133834b6c7699 |
15 | 812b4bec7018 |
hex | 3f8e581689e7 |
69880595778023 has 4 divisors (see below), whose sum is σ = 72134808545088. Its totient is φ = 67626383010960.
The previous prime is 69880595778013. The next prime is 69880595778053. The reversal of 69880595778023 is 32087759508896.
It is a semiprime because it is the product of two primes.
It is a de Polignac number, because none of the positive numbers 2k-69880595778023 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (69880595778013) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1127106383486 + ... + 1127106383547.
It is an arithmetic number, because the mean of its divisors is an integer number (18033702136272).
Almost surely, 269880595778023 is an apocalyptic number.
69880595778023 is a deficient number, since it is larger than the sum of its proper divisors (2254212767065).
69880595778023 is a wasteful number, since it uses less digits than its factorization.
69880595778023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2254212767064.
The product of its (nonzero) digits is 1828915200, while the sum is 77.
The spelling of 69880595778023 in words is "sixty-nine trillion, eight hundred eighty billion, five hundred ninety-five million, seven hundred seventy-eight thousand, twenty-three".
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