Base | Representation |
---|---|
bin | 100011000000… |
… | …1111100100010 |
3 | 1021112200111210 |
4 | 1012001330202 |
5 | 14144424200 |
6 | 1453250550 |
7 | 312020004 |
oct | 106017442 |
9 | 37480453 |
10 | 18358050 |
11 | a3a9747 |
12 | 6193a56 |
13 | 3a59c69 |
14 | 261c374 |
15 | 1929650 |
hex | 1181f22 |
18358050 has 24 divisors (see below), whose sum is σ = 45528336. Its totient is φ = 4895440.
The previous prime is 18358049. The next prime is 18358069. The reversal of 18358050 is 5085381.
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 = 18357999 and 18358017.
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, 61044 + ... + 61343.
It is an arithmetic number, because the mean of its divisors is an integer number (1897014).
Almost surely, 218358050 is an apocalyptic number.
18358050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
18358050 is an abundant number, since it is smaller than the sum of its proper divisors (27170286).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18358050 is a wasteful number, since it uses less digits than its factorization.
18358050 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 122402 (or 122397 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 30.
The square root of 18358050 is about 4284.6295055699. The cubic root of 18358050 is about 263.8004403279.
The spelling of 18358050 in words is "eighteen million, three hundred fifty-eight thousand, fifty".
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