Base | Representation |
---|---|
bin | 1100110110111… |
… | …01000001100101 |
3 | 21111221212012101 |
4 | 12123131001211 |
5 | 210103010234 |
6 | 14411452101 |
7 | 2446536562 |
oct | 633350145 |
9 | 244855171 |
10 | 107860069 |
11 | 5597a959 |
12 | 30157031 |
13 | 19466335 |
14 | 10479869 |
15 | 9708814 |
hex | 66dd065 |
107860069 has 4 divisors (see below), whose sum is σ = 110775244. Its totient is φ = 104944896.
The previous prime is 107860063. The next prime is 107860091. The reversal of 107860069 is 960068701.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 960068701 = 18121 ⋅52981.
It can be written as a sum of positive squares in 2 ways, for example, as 49871844 + 57988225 = 7062^2 + 7615^2 .
It is a cyclic number.
It is not a de Polignac number, because 107860069 - 223 = 99471461 is a prime.
It is a super-2 number, since 2×1078600692 = 23267588969369522, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (37), and also a Moran number because the ratio is a prime number: 2915137 = 107860069 / (1 + 0 + 7 + 8 + 6 + 0 + 0 + 6 + 9).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (107860063) 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, 1457532 + ... + 1457605.
It is an arithmetic number, because the mean of its divisors is an integer number (27693811).
Almost surely, 2107860069 is an apocalyptic number.
It is an amenable number.
107860069 is a deficient number, since it is larger than the sum of its proper divisors (2915175).
107860069 is an equidigital number, since it uses as much as digits as its factorization.
107860069 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2915174.
The product of its (nonzero) digits is 18144, while the sum is 37.
The square root of 107860069 is about 10385.5702298911. The cubic root of 107860069 is about 476.0145539062.
The spelling of 107860069 in words is "one hundred seven million, eight hundred sixty thousand, sixty-nine".
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