Base | Representation |
---|---|
bin | 1100111001000… |
… | …10001101010101 |
3 | 21112111020220210 |
4 | 12130202031111 |
5 | 210141042240 |
6 | 14421520033 |
7 | 2452130004 |
oct | 634421525 |
9 | 245436823 |
10 | 108143445 |
11 | 56053853 |
12 | 30273019 |
13 | 19535307 |
14 | 10510c3b |
15 | 9762780 |
hex | 6722355 |
108143445 has 16 divisors (see below), whose sum is σ = 177250752. Its totient is φ = 56269440.
The previous prime is 108143429. The next prime is 108143501. The reversal of 108143445 is 544341801.
It is not a de Polignac number, because 108143445 - 24 = 108143429 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87307 + ... + 88536.
It is an arithmetic number, because the mean of its divisors is an integer number (11078172).
Almost surely, 2108143445 is an apocalyptic number.
108143445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
108143445 is a deficient number, since it is larger than the sum of its proper divisors (69107307).
108143445 is a wasteful number, since it uses less digits than its factorization.
108143445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 175892.
The product of its (nonzero) digits is 7680, while the sum is 30.
The square root of 108143445 is about 10399.2040560804. The cubic root of 108143445 is about 476.4310600406.
The spelling of 108143445 in words is "one hundred eight million, one hundred forty-three thousand, four hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •