Base | Representation |
---|---|
bin | 1101000000101… |
… | …11101100111110 |
3 | 21121101100021012 |
4 | 12200113230332 |
5 | 210420231430 |
6 | 14455235222 |
7 | 2463515426 |
oct | 640275476 |
9 | 247340235 |
10 | 109148990 |
11 | 56680285 |
12 | 30678b12 |
13 | 197c7c02 |
14 | 106d3486 |
15 | 98b0695 |
hex | 6817b3e |
109148990 has 8 divisors (see below), whose sum is σ = 196468200. Its totient is φ = 43659592.
The previous prime is 109148981. The next prime is 109148999. The reversal of 109148990 is 99841901.
It is an interprime number because it is at equal distance from previous prime (109148981) and next prime (109148999).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (109148999) 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, 5457440 + ... + 5457459.
It is an arithmetic number, because the mean of its divisors is an integer number (24558525).
Almost surely, 2109148990 is an apocalyptic number.
109148990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
109148990 is a deficient number, since it is larger than the sum of its proper divisors (87319210).
109148990 is a wasteful number, since it uses less digits than its factorization.
109148990 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10914906.
The product of its (nonzero) digits is 23328, while the sum is 41.
The square root of 109148990 is about 10447.4393992021. The cubic root of 109148990 is about 477.9031654359.
The spelling of 109148990 in words is "one hundred nine million, one hundred forty-eight thousand, nine hundred ninety".
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