Base | Representation |
---|---|
bin | 1100101000110… |
… | …10101101111111 |
3 | 21101111011002021 |
4 | 12110122231333 |
5 | 204114444430 |
6 | 14304141011 |
7 | 2425055266 |
oct | 624325577 |
9 | 241434067 |
10 | 106015615 |
11 | 54930112 |
12 | 2b607767 |
13 | 18c6b944 |
14 | 101195dd |
15 | 949207a |
hex | 651ab7f |
106015615 has 4 divisors (see below), whose sum is σ = 127218744. Its totient is φ = 84812488.
The previous prime is 106015607. The next prime is 106015661. The reversal of 106015615 is 516510601.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 516510601 = 1229 ⋅420269.
It is a cyclic number.
It is not a de Polignac number, because 106015615 - 23 = 106015607 is a prime.
It is a super-2 number, since 2×1060156152 = 22478621247656450, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 106015615.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10601557 + ... + 10601566.
It is an arithmetic number, because the mean of its divisors is an integer number (31804686).
Almost surely, 2106015615 is an apocalyptic number.
106015615 is a deficient number, since it is larger than the sum of its proper divisors (21203129).
106015615 is an equidigital number, since it uses as much as digits as its factorization.
106015615 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21203128.
The product of its (nonzero) digits is 900, while the sum is 25.
The square root of 106015615 is about 10296.3884444984. The cubic root of 106015615 is about 473.2855869425.
The spelling of 106015615 in words is "one hundred six million, fifteen thousand, six hundred fifteen".
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