Base | Representation |
---|---|
bin | 1100111011001… |
… | …01110110100010 |
3 | 21120000022222121 |
4 | 12131211312202 |
5 | 210223424024 |
6 | 14431454454 |
7 | 2454362536 |
oct | 635456642 |
9 | 246008877 |
10 | 108420514 |
11 | 56222a34 |
12 | 3038742a |
13 | 19601467 |
14 | 10583bc6 |
15 | 97b98e4 |
hex | 6765da2 |
108420514 has 4 divisors (see below), whose sum is σ = 162630774. Its totient is φ = 54210256.
The previous prime is 108420511. The next prime is 108420553. The reversal of 108420514 is 415024801.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 415024801 = 103 ⋅4029367.
It can be written as a sum of positive squares in only one way, i.e., 60326289 + 48094225 = 7767^2 + 6935^2 .
It is not an unprimeable number, because it can be changed into a prime (108420511) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27105127 + ... + 27105130.
Almost surely, 2108420514 is an apocalyptic number.
108420514 is a deficient number, since it is larger than the sum of its proper divisors (54210260).
108420514 is an equidigital number, since it uses as much as digits as its factorization.
108420514 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54210259.
The product of its (nonzero) digits is 1280, while the sum is 25.
The square root of 108420514 is about 10412.5171788574. The cubic root of 108420514 is about 476.8375932450.
The spelling of 108420514 in words is "one hundred eight million, four hundred twenty thousand, five hundred fourteen".
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