Base | Representation |
---|---|
bin | 101111110010111010… |
… | …1001001011101110001 |
3 | 100210221011120111120102 |
4 | 1133211311021131301 |
5 | 3140201340201143 |
6 | 115052514522145 |
7 | 10262342662526 |
oct | 1374565113561 |
9 | 323834514512 |
10 | 102640162673 |
11 | 3a590772424 |
12 | 17a85b96355 |
13 | 98a97a5289 |
14 | 4d7995914d |
15 | 2a0ae000b8 |
hex | 17e5d49771 |
102640162673 has 8 divisors (see below), whose sum is σ = 102728313600. Its totient is φ = 102552051168.
The previous prime is 102640162663. The next prime is 102640162717. The reversal of 102640162673 is 376261046201.
It is a happy number.
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 102640162673 - 236 = 33920685937 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (102640162633) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7375640 + ... + 7389542.
It is an arithmetic number, because the mean of its divisors is an integer number (12841039200).
Almost surely, 2102640162673 is an apocalyptic number.
It is an amenable number.
102640162673 is a deficient number, since it is larger than the sum of its proper divisors (88150927).
102640162673 is a wasteful number, since it uses less digits than its factorization.
102640162673 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19711.
The product of its (nonzero) digits is 72576, while the sum is 38.
The spelling of 102640162673 in words is "one hundred two billion, six hundred forty million, one hundred sixty-two thousand, six hundred seventy-three".
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