Base | Representation |
---|---|
bin | 10110000101010… |
… | …01010000000110 |
3 | 110220120022010011 |
4 | 23002221100012 |
5 | 334410231010 |
6 | 30214220434 |
7 | 4406351656 |
oct | 1302512006 |
9 | 426508104 |
10 | 185242630 |
11 | 95623591 |
12 | 5205471a |
13 | 2c4bb231 |
14 | 1a860366 |
15 | 113e1a8a |
hex | b0a9406 |
185242630 has 16 divisors (see below), whose sum is σ = 333608544. Its totient is φ = 74058880.
The previous prime is 185242619. The next prime is 185242643. The reversal of 185242630 is 36242581.
It is a junction number, because it is equal to n+sod(n) for n = 185242592 and 185242601.
It is a congruent number.
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, 23694 + ... + 30526.
It is an arithmetic number, because the mean of its divisors is an integer number (20850534).
Almost surely, 2185242630 is an apocalyptic number.
185242630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
185242630 is a deficient number, since it is larger than the sum of its proper divisors (148365914).
185242630 is a wasteful number, since it uses less digits than its factorization.
185242630 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9551.
The product of its (nonzero) digits is 11520, while the sum is 31.
The square root of 185242630 is about 13610.3868424083. The cubic root of 185242630 is about 570.0509136834.
The spelling of 185242630 in words is "one hundred eighty-five million, two hundred forty-two thousand, six hundred thirty".
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