Base | Representation |
---|---|
bin | 100011000000… |
… | …0011110111000 |
3 | 1021112101021210 |
4 | 1012000132320 |
5 | 14144231211 |
6 | 1453203120 |
7 | 311663352 |
oct | 106003670 |
9 | 37471253 |
10 | 18352056 |
11 | a3a5198 |
12 | 61904a0 |
13 | 3a57308 |
14 | 261a0d2 |
15 | 19279a6 |
hex | 11807b8 |
18352056 has 32 divisors (see below), whose sum is σ = 46949760. Its totient is φ = 5974752.
The previous prime is 18352049. The next prime is 18352057. The reversal of 18352056 is 65025381.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (18352057) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7860 + ... + 9923.
It is an arithmetic number, because the mean of its divisors is an integer number (1467180).
Almost surely, 218352056 is an apocalyptic number.
It is an amenable number.
18352056 is an abundant number, since it is smaller than the sum of its proper divisors (28597704).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18352056 is a wasteful number, since it uses less digits than its factorization.
18352056 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17835 (or 17831 counting only the distinct ones).
The product of its (nonzero) digits is 7200, while the sum is 30.
The square root of 18352056 is about 4283.9299714164. The cubic root of 18352056 is about 263.7717264583.
The spelling of 18352056 in words is "eighteen million, three hundred fifty-two thousand, fifty-six".
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