Search a number
-
+
50330532 = 223723109239
BaseRepresentation
bin1011111111111…
…1101110100100
310111201001111210
42333333232210
5100341034112
64554431420
71150542150
oct277775644
9114631453
1050330532
112645708a
1214a32570
13a5729a5
146982060
154642b3c
hex2fffba4

50330532 has 96 divisors (see below), whose sum is σ = 141926400. Its totient is φ = 13571712.

The previous prime is 50330531. The next prime is 50330537. The reversal of 50330532 is 23503305.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 50330499 and 50330508.

It is not an unprimeable number, because it can be changed into a prime (50330531) 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 31 ways as a sum of consecutive naturals, for example, 210469 + ... + 210707.

It is an arithmetic number, because the mean of its divisors is an integer number (1478400).

Almost surely, 250330532 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50330532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70963200).

50330532 is an abundant number, since it is smaller than the sum of its proper divisors (91595868).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50330532 is a wasteful number, since it uses less digits than its factorization.

50330532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385 (or 383 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 21.

The square root of 50330532 is about 7094.4014546683. The cubic root of 50330532 is about 369.2131611128.

Adding to 50330532 its reverse (23503305), we get a palindrome (73833837).

The spelling of 50330532 in words is "fifty million, three hundred thirty thousand, five hundred thirty-two".

Divisors: 1 2 3 4 6 7 12 14 21 23 28 42 46 69 84 92 109 138 161 218 239 276 322 327 436 478 483 644 654 717 763 956 966 1308 1434 1526 1673 1932 2289 2507 2868 3052 3346 4578 5014 5019 5497 6692 7521 9156 10028 10038 10994 15042 16491 17549 20076 21988 26051 30084 32982 35098 38479 52102 52647 65964 70196 76958 78153 104204 105294 115437 153916 156306 182357 210588 230874 312612 364714 461748 547071 599173 729428 1094142 1198346 1797519 2188284 2396692 3595038 4194211 7190076 8388422 12582633 16776844 25165266 50330532