Base | Representation |
---|---|
bin | 1101000110100… |
… | …00110010110000 |
3 | 21122210212020002 |
4 | 12203100302300 |
5 | 211114011440 |
6 | 14523405132 |
7 | 2503123631 |
oct | 643206260 |
9 | 248725202 |
10 | 109907120 |
11 | 57048934 |
12 | 309837a8 |
13 | 19a01ccb |
14 | 1084d888 |
15 | 99b0115 |
hex | 68d0cb0 |
109907120 has 20 divisors (see below), whose sum is σ = 255534240. Its totient is φ = 43962816.
The previous prime is 109907117. The next prime is 109907123. The reversal of 109907120 is 21709901.
It is an interprime number because it is at equal distance from previous prime (109907117) and next prime (109907123).
It is a tau number, because it is divible by the number of its divisors (20).
It is not an unprimeable number, because it can be changed into a prime (109907123) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 686840 + ... + 686999.
It is an arithmetic number, because the mean of its divisors is an integer number (12776712).
Almost surely, 2109907120 is an apocalyptic number.
109907120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
109907120 is an abundant number, since it is smaller than the sum of its proper divisors (145627120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
109907120 is a wasteful number, since it uses less digits than its factorization.
109907120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1373852 (or 1373846 counting only the distinct ones).
The product of its (nonzero) digits is 1134, while the sum is 29.
The square root of 109907120 is about 10483.6596663570. The cubic root of 109907120 is about 479.0070910426.
The spelling of 109907120 in words is "one hundred nine million, nine hundred seven thousand, one hundred twenty".
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