Base | Representation |
---|---|
bin | 10111111000110000000110… |
… | …010010001110011001001001 |
3 | 111202222011022221222121211201 |
4 | 113320300012102032121021 |
5 | 102232210122402013001 |
6 | 1011233334150024201 |
7 | 31061654654015503 |
oct | 2770600622163111 |
9 | 452864287877751 |
10 | 105055005501001 |
11 | 30523639910776 |
12 | b948444948061 |
13 | 468084bcb362a |
14 | 1bd29919bcd73 |
15 | c22ac6027501 |
hex | 5f8c0648e649 |
105055005501001 has 4 divisors (see below), whose sum is σ = 105055672086400. Its totient is φ = 105054338915604.
The previous prime is 105055005500993. The next prime is 105055005501029. The reversal of 105055005501001 is 100105500550501.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 105055005501001 - 23 = 105055005500993 is a prime.
It is a super-2 number, since 2×1050550055010012 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (105055005501041) 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, 333056241 + ... + 333371518.
It is an arithmetic number, because the mean of its divisors is an integer number (26263918021600).
Almost surely, 2105055005501001 is an apocalyptic number.
It is an amenable number.
105055005501001 is a deficient number, since it is larger than the sum of its proper divisors (666585399).
105055005501001 is an equidigital number, since it uses as much as digits as its factorization.
105055005501001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 666585398.
The product of its (nonzero) digits is 3125, while the sum is 28.
The spelling of 105055005501001 in words is "one hundred five trillion, fifty-five billion, five million, five hundred one thousand, one".
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