Base | Representation |
---|---|
bin | 11101111100010… |
… | …001101000110001 |
3 | 1022000020112010120 |
4 | 131330101220301 |
5 | 2012044341040 |
6 | 121502520453 |
7 | 15306551346 |
oct | 3574215061 |
9 | 1260215116 |
10 | 502340145 |
11 | 23861564a |
12 | 120296129 |
13 | 800c42b8 |
14 | 4aa047cd |
15 | 2e17b7d0 |
hex | 1df11a31 |
502340145 has 32 divisors (see below), whose sum is σ = 847534080. Its totient is φ = 253368000.
The previous prime is 502340143. The next prime is 502340161. The reversal of 502340145 is 541043205.
It is not a de Polignac number, because 502340145 - 21 = 502340143 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (502340141) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 212862 + ... + 215208.
It is an arithmetic number, because the mean of its divisors is an integer number (26485440).
Almost surely, 2502340145 is an apocalyptic number.
It is an amenable number.
502340145 is a deficient number, since it is larger than the sum of its proper divisors (345193935).
502340145 is a wasteful number, since it uses less digits than its factorization.
502340145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3125.
The product of its (nonzero) digits is 2400, while the sum is 24.
The square root of 502340145 is about 22412.9459241752. The cubic root of 502340145 is about 794.9368487474.
The spelling of 502340145 in words is "five hundred two million, three hundred forty thousand, one hundred forty-five".
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