Base | Representation |
---|---|
bin | 100000001000111111… |
… | …1010111000001110001 |
3 | 20121011012202021020001 |
4 | 1000101333113001301 |
5 | 2112323423030201 |
6 | 51412525550001 |
7 | 4662261234250 |
oct | 1002177270161 |
9 | 217135667201 |
10 | 69021298801 |
11 | 272a97a6404 |
12 | 11463115301 |
13 | 667c756b10 |
14 | 34aaa50797 |
15 | 1bde73a301 |
hex | 1011fd7071 |
69021298801 has 16 divisors (see below), whose sum is σ = 85028876800. Its totient is φ = 54559096128.
The previous prime is 69021298771. The next prime is 69021298807. The reversal of 69021298801 is 10889212096.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-69021298801 is a prime.
It is not an unprimeable number, because it can be changed into a prime (69021298807) 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 15 ways as a sum of consecutive naturals, for example, 257481 + ... + 452038.
It is an arithmetic number, because the mean of its divisors is an integer number (5314304800).
Almost surely, 269021298801 is an apocalyptic number.
It is an amenable number.
69021298801 is a deficient number, since it is larger than the sum of its proper divisors (16007577999).
69021298801 is a wasteful number, since it uses less digits than its factorization.
69021298801 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 710608.
The product of its (nonzero) digits is 124416, while the sum is 46.
The spelling of 69021298801 in words is "sixty-nine billion, twenty-one million, two hundred ninety-eight thousand, eight hundred one".
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