Base | Representation |
---|---|
bin | 1101000111001… |
… | …00011010010010 |
3 | 21122221221110011 |
4 | 12203210122102 |
5 | 211124044344 |
6 | 14525225134 |
7 | 2503610122 |
oct | 643443222 |
9 | 248857404 |
10 | 109987474 |
11 | 570a3243 |
12 | 30a021aa |
13 | 19a2c75c |
14 | 10870c82 |
15 | 99c8d34 |
hex | 68e4692 |
109987474 has 8 divisors (see below), whose sum is σ = 165028428. Its totient is φ = 54978000.
The previous prime is 109987457. The next prime is 109987477. The reversal of 109987474 is 474789901.
It can be written as a sum of positive squares in 2 ways, for example, as 109056249 + 931225 = 10443^2 + 965^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (109987477) 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, 5224 + ... + 15724.
Almost surely, 2109987474 is an apocalyptic number.
109987474 is a deficient number, since it is larger than the sum of its proper divisors (55040954).
109987474 is a wasteful number, since it uses less digits than its factorization.
109987474 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15740.
The product of its (nonzero) digits is 508032, while the sum is 49.
The square root of 109987474 is about 10487.4913110810. The cubic root of 109987474 is about 479.1237979477.
The spelling of 109987474 in words is "one hundred nine million, nine hundred eighty-seven thousand, four hundred seventy-four".
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