Base | Representation |
---|---|
bin | 100100000101… |
… | …0001011010010 |
3 | 1022121000221110 |
4 | 1020022023102 |
5 | 14320303200 |
6 | 1513234150 |
7 | 316532556 |
oct | 110121322 |
9 | 38530843 |
10 | 18916050 |
11 | a74a9aa |
12 | 6402956 |
13 | 3bc3c3a |
14 | 2725866 |
15 | 19d9b50 |
hex | 120a2d2 |
18916050 has 24 divisors (see below), whose sum is σ = 46912176. Its totient is φ = 5044240.
The previous prime is 18916031. The next prime is 18916063. The reversal of 18916050 is 5061981.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a junction number, because it is equal to n+sod(n) for n = 18915999 and 18916017.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62904 + ... + 63203.
It is an arithmetic number, because the mean of its divisors is an integer number (1954674).
Almost surely, 218916050 is an apocalyptic number.
18916050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
18916050 is an abundant number, since it is smaller than the sum of its proper divisors (27996126).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18916050 is a wasteful number, since it uses less digits than its factorization.
18916050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 126122 (or 126117 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 30.
The square root of 18916050 is about 4349.2585575015. The cubic root of 18916050 is about 266.4465805606.
The spelling of 18916050 in words is "eighteen million, nine hundred sixteen thousand, fifty".
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