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50502933 = 3613732
BaseRepresentation
bin1100000010100…
…1110100010101
310112000211000000
43000221310111
5100412043213
65002241513
71152160605
oct300516425
9115024000
1050502933
1126564668
1214ab6299
13a6032c0
1469c8c05
154678c73
hex3029d15

50502933 has 42 divisors (see below), whose sum is σ = 82676706. Its totient is φ = 30652992.

The previous prime is 50502913. The next prime is 50502943. The reversal of 50502933 is 33920505.

It can be written as a sum of positive squares in 3 ways, for example, as 3470769 + 47032164 = 1863^2 + 6858^2 .

It is not a de Polignac number, because 50502933 - 25 = 50502901 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 50502897 and 50502906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50502913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 41 ways as a sum of consecutive naturals, for example, 691785 + ... + 691857.

It is an arithmetic number, because the mean of its divisors is an integer number (1968493).

Almost surely, 250502933 is an apocalyptic number.

It is an amenable number.

50502933 is a deficient number, since it is larger than the sum of its proper divisors (32173773).

50502933 is an frugal number, since it uses more digits than its factorization.

50502933 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177 (or 89 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 27.

The square root of 50502933 is about 7106.5415639395. The cubic root of 50502933 is about 369.6342453300.

The spelling of 50502933 in words is "fifty million, five hundred two thousand, nine hundred thirty-three".

Divisors: 1 3 9 13 27 39 73 81 117 219 243 351 657 729 949 1053 1971 2847 3159 5329 5913 8541 9477 15987 17739 25623 47961 53217 69277 76869 143883 207831 230607 431649 623493 691821 1294947 1870479 3884841 5611437 16834311 50502933