Base | Representation |
---|---|
bin | 1101000011100… |
… | …10010100111110 |
3 | 21122002012110100 |
4 | 12201302110332 |
5 | 211014121230 |
6 | 14511221530 |
7 | 2466622563 |
oct | 641622476 |
9 | 248065410 |
10 | 109520190 |
11 | 5690415a |
12 | 308178a6 |
13 | 198c7b60 |
14 | 1078c86a |
15 | 9935660 |
hex | 687253e |
109520190 has 48 divisors (see below), whose sum is σ = 306659808. Its totient is φ = 26958528.
The previous prime is 109520141. The next prime is 109520197. The reversal of 109520190 is 91025901.
It is a happy number.
It is a super-2 number, since 2×1095201902 = 23989344035272200, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (109520197) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45634 + ... + 47973.
It is an arithmetic number, because the mean of its divisors is an integer number (6388746).
Almost surely, 2109520190 is an apocalyptic number.
109520190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
109520190 is an abundant number, since it is smaller than the sum of its proper divisors (197139618).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
109520190 is a wasteful number, since it uses less digits than its factorization.
109520190 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 93633 (or 93630 counting only the distinct ones).
The product of its (nonzero) digits is 810, while the sum is 27.
The square root of 109520190 is about 10465.1894392792. The cubic root of 109520190 is about 478.4443123972. Note that the first 3 decimals are identical.
The spelling of 109520190 in words is "one hundred nine million, five hundred twenty thousand, one hundred ninety".
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