Base | Representation |
---|---|
bin | 1100100000111… |
… | …01111011011011 |
3 | 21022112112202002 |
4 | 12100131323123 |
5 | 203333331222 |
6 | 14230031215 |
7 | 2413213454 |
oct | 620357333 |
9 | 238475662 |
10 | 104980187 |
11 | 54293194 |
12 | 2b1a850b |
13 | 18998570 |
14 | dd2a12b |
15 | 933a392 |
hex | 641dedb |
104980187 has 16 divisors (see below), whose sum is σ = 121551360. Its totient is φ = 89841312.
The previous prime is 104980171. The next prime is 104980193. The reversal of 104980187 is 781089401.
It is a cyclic number.
It is not a de Polignac number, because 104980187 - 24 = 104980171 is a prime.
It is a super-2 number, since 2×1049801872 = 22041679325109938, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 104980187.
It is not an unprimeable number, because it can be changed into a prime (104980987) 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, 7088 + ... + 16130.
It is an arithmetic number, because the mean of its divisors is an integer number (7596960).
Almost surely, 2104980187 is an apocalyptic number.
104980187 is a deficient number, since it is larger than the sum of its proper divisors (16571173).
104980187 is a wasteful number, since it uses less digits than its factorization.
104980187 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9122.
The product of its (nonzero) digits is 16128, while the sum is 38.
The square root of 104980187 is about 10245.9839449415. The cubic root of 104980187 is about 471.7397226187.
The spelling of 104980187 in words is "one hundred four million, nine hundred eighty thousand, one hundred eighty-seven".
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