Search a number
-
+
502000025 = 5259340339
BaseRepresentation
bin11101111010111…
…110100110011001
31021222121020120112
4131322332212121
52012003000100
6121451334105
715303633632
oct3572764631
91258536515
10502000025
1123840305a
12120151335
1380005547
144a956889
152e110b35
hex1debe999

502000025 has 12 divisors (see below), whose sum is σ = 633032400. Its totient is φ = 394792080.

The previous prime is 502000013. The next prime is 502000027. The reversal of 502000025 is 520000205.

It is not a de Polignac number, because 502000025 - 28 = 501999769 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 501999973 and 502000009.

It is not an unprimeable number, because it can be changed into a prime (502000027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 168695 + ... + 171644.

It is an arithmetic number, because the mean of its divisors is an integer number (52752700).

Almost surely, 2502000025 is an apocalyptic number.

It is an amenable number.

502000025 is a deficient number, since it is larger than the sum of its proper divisors (131032375).

502000025 is a wasteful number, since it uses less digits than its factorization.

502000025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340408 (or 340403 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 14.

The square root of 502000025 is about 22405.3570603104. The cubic root of 502000025 is about 794.7573986494.

The spelling of 502000025 in words is "five hundred two million, twenty-five", and thus it is an aban number.

Divisors: 1 5 25 59 295 1475 340339 1701695 8508475 20080001 100400005 502000025