Base | Representation |
---|---|
bin | 11101111011010… |
… | …100100100001001 |
3 | 1021222202210222200 |
4 | 131323110210021 |
5 | 2012013334433 |
6 | 121453310413 |
7 | 15304460136 |
oct | 3573244411 |
9 | 1258683880 |
10 | 502089993 |
11 | 238464709 |
12 | 120195409 |
13 | 80037492 |
14 | 4a97b58d |
15 | 2e12c613 |
hex | 1ded4909 |
502089993 has 6 divisors (see below), whose sum is σ = 725241114. Its totient is φ = 334726656.
The previous prime is 502089989. The next prime is 502089997. The reversal of 502089993 is 399980205.
It is an interprime number because it is at equal distance from previous prime (502089989) and next prime (502089997).
It can be written as a sum of positive squares in only one way, i.e., 462551049 + 39538944 = 21507^2 + 6288^2 .
It is not a de Polignac number, because 502089993 - 22 = 502089989 is a prime.
It is a super-2 number, since 2×5020899932 = 504188722141480098, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (502089997) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27893880 + ... + 27893897.
It is an arithmetic number, because the mean of its divisors is an integer number (120873519).
Almost surely, 2502089993 is an apocalyptic number.
It is an amenable number.
502089993 is a deficient number, since it is larger than the sum of its proper divisors (223151121).
502089993 is a wasteful number, since it uses less digits than its factorization.
502089993 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 55787783 (or 55787780 counting only the distinct ones).
The product of its (nonzero) digits is 174960, while the sum is 45.
The square root of 502089993 is about 22407.3647044895. The cubic root of 502089993 is about 794.8048743857.
The spelling of 502089993 in words is "five hundred two million, eighty-nine thousand, nine hundred ninety-three".
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