Base | Representation |
---|---|
bin | 1101000000101… |
… | …01101000000000 |
3 | 21121100220121000 |
4 | 12200111220000 |
5 | 210414443410 |
6 | 14455132000 |
7 | 2463451551 |
oct | 640255000 |
9 | 247326530 |
10 | 109140480 |
11 | 56674949 |
12 | 30674000 |
13 | 197c4087 |
14 | 106d0328 |
15 | 98acdc0 |
hex | 6815a00 |
109140480 has 160 divisors (see below), whose sum is σ = 387921600. Its totient is φ = 29085696.
The previous prime is 109140469. The next prime is 109140481. The reversal of 109140480 is 84041901.
It is a tau number, because it is divible by the number of its divisors (160).
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (109140481) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68331 + ... + 69909.
It is an arithmetic number, because the mean of its divisors is an integer number (2424510).
Almost surely, 2109140480 is an apocalyptic number.
109140480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 109140480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (193960800).
109140480 is an abundant number, since it is smaller than the sum of its proper divisors (278781120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
109140480 is an equidigital number, since it uses as much as digits as its factorization.
109140480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1611 (or 1589 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 27.
The square root of 109140480 is about 10447.0321144333. The cubic root of 109140480 is about 477.8907449159.
The spelling of 109140480 in words is "one hundred nine million, one hundred forty thousand, four hundred eighty".
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