Base | Representation |
---|---|
bin | 100011111101… |
… | …0100011000100 |
3 | 1022110210010120 |
4 | 1013322203010 |
5 | 14311231121 |
6 | 1512021540 |
7 | 316145130 |
oct | 107724304 |
9 | 38423116 |
10 | 18852036 |
11 | a7068a5 |
12 | 63918b0 |
13 | 3ba0a68 |
14 | 270a3c0 |
15 | 19c5bc6 |
hex | 11fa8c4 |
18852036 has 24 divisors (see below), whose sum is σ = 50272320. Its totient is φ = 5386272.
The previous prime is 18851969. The next prime is 18852077. The reversal of 18852036 is 63025881.
It is a happy number.
It is a super-2 number, since 2×188520362 = 710798522690592, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 18851988 and 18852006.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112131 + ... + 112298.
It is an arithmetic number, because the mean of its divisors is an integer number (2094680).
Almost surely, 218852036 is an apocalyptic number.
It is an amenable number.
18852036 is an abundant number, since it is smaller than the sum of its proper divisors (31420284).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18852036 is a wasteful number, since it uses less digits than its factorization.
18852036 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 224443 (or 224441 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 33.
The square root of 18852036 is about 4341.8931354883. The cubic root of 18852036 is about 266.1456793364.
The spelling of 18852036 in words is "eighteen million, eight hundred fifty-two thousand, thirty-six".
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