Base | Representation |
---|---|
bin | 110001001000001001… |
… | …0100011111100000001 |
3 | 101002022110212021212110 |
4 | 1202100102203330001 |
5 | 3212031000000001 |
6 | 120244355045533 |
7 | 10423250126634 |
oct | 1422022437401 |
9 | 332273767773 |
10 | 105500000001 |
11 | 40818aaa550 |
12 | 185438a08a9 |
13 | 9c44123406 |
14 | 516b6b7c1b |
15 | 2b270093d6 |
hex | 18904a3f01 |
105500000001 has 64 divisors (see below), whose sum is σ = 171193927680. Its totient is φ = 56957322240.
The previous prime is 105499999949. The next prime is 105500000027. The reversal of 105500000001 is 100000005501.
It is not a de Polignac number, because 105500000001 - 213 = 105499991809 is a prime.
It is a super-2 number, since 2×1055000000012 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (105500000101) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13031911 + ... + 13040003.
It is an arithmetic number, because the mean of its divisors is an integer number (2674905120).
Almost surely, 2105500000001 is an apocalyptic number.
105500000001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
105500000001 is a deficient number, since it is larger than the sum of its proper divisors (65693927679).
105500000001 is a wasteful number, since it uses less digits than its factorization.
105500000001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9366.
The product of its (nonzero) digits is 25, while the sum is 12.
Adding to 105500000001 its reverse (100000005501), we get a palindrome (205500005502).
The spelling of 105500000001 in words is "one hundred five billion, five hundred million, one", and thus it is an aban number.
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