Base | Representation |
---|---|
bin | 110000111001100011… |
… | …1010010010101011011 |
3 | 101001001100210101000212 |
4 | 1201303013102111123 |
5 | 3210030142130201 |
6 | 120124031321335 |
7 | 10405154364644 |
oct | 1416307222533 |
9 | 331040711025 |
10 | 105010505051 |
11 | 40597768771 |
12 | 1842798024b |
13 | 9b968a8a2a |
14 | 51226986cb |
15 | 2ae9068abb |
hex | 18731d255b |
105010505051 has 4 divisors (see below), whose sum is σ = 105013822392. Its totient is φ = 105007187712.
The previous prime is 105010504969. The next prime is 105010505107. The reversal of 105010505051 is 150505010501.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 150505010501 = 10267 ⋅14659103.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-105010505051 is a prime.
It is a super-2 number, since 2×1050105050512 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (105010504051) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1610726 + ... + 1674651.
It is an arithmetic number, because the mean of its divisors is an integer number (26253455598).
Almost surely, 2105010505051 is an apocalyptic number.
105010505051 is a deficient number, since it is larger than the sum of its proper divisors (3317341).
105010505051 is an equidigital number, since it uses as much as digits as its factorization.
105010505051 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3317340.
The product of its (nonzero) digits is 625, while the sum is 23.
Adding to 105010505051 its reverse (150505010501), we get a palindrome (255515515552).
The spelling of 105010505051 in words is "one hundred five billion, ten million, five hundred five thousand, fifty-one".
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