Base | Representation |
---|---|
bin | 100110100111111110… |
… | …1000100110011011001 |
3 | 21221002122010200000122 |
4 | 1031033331010303121 |
5 | 2324333110223040 |
6 | 102034344043025 |
7 | 5664321401102 |
oct | 1151775046331 |
9 | 257078120018 |
10 | 82945789145 |
11 | 321a481006a |
12 | 140aa463475 |
13 | 7a8b51840b |
14 | 402c0ad3a9 |
15 | 2256e051b5 |
hex | 134ff44cd9 |
82945789145 has 8 divisors (see below), whose sum is σ = 102225080904. Its totient is φ = 64563208704.
The previous prime is 82945789097. The next prime is 82945789211. The reversal of 82945789145 is 54198754928.
It can be written as a sum of positive squares in 4 ways, for example, as 10677295561 + 72268493584 = 103331^2 + 268828^2 .
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 82945789145 - 28 = 82945788889 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 224177624 + ... + 224177993.
It is an arithmetic number, because the mean of its divisors is an integer number (12778135113).
Almost surely, 282945789145 is an apocalyptic number.
It is an amenable number.
82945789145 is a deficient number, since it is larger than the sum of its proper divisors (19279291759).
82945789145 is a wasteful number, since it uses less digits than its factorization.
82945789145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 448355659.
The product of its digits is 29030400, while the sum is 62.
The spelling of 82945789145 in words is "eighty-two billion, nine hundred forty-five million, seven hundred eighty-nine thousand, one hundred forty-five".
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