Search a number
-
+
50250272 = 2529173313
BaseRepresentation
bin1011111110110…
…0001000100000
310111112222102012
42333230020200
5100331002042
64553012052
71150056152
oct277541040
9114488365
1050250272
1126401856
12149b4028
13a5452b7
146960ad2
154628e82
hex2fec220

50250272 has 48 divisors (see below), whose sum is σ = 103262040. Its totient is φ = 24041472.

The previous prime is 50250271. The next prime is 50250391. The reversal of 50250272 is 27205205.

It can be written as a sum of positive squares in 4 ways, for example, as 38987536 + 11262736 = 6244^2 + 3356^2 .

It is not an unprimeable number, because it can be changed into a prime (50250271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160388 + ... + 160700.

Almost surely, 250250272 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 50250272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51631020).

50250272 is an abundant number, since it is smaller than the sum of its proper divisors (53011768).

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

50250272 is a wasteful number, since it uses less digits than its factorization.

50250272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525 (or 517 counting only the distinct ones).

The product of its (nonzero) digits is 1400, while the sum is 23.

The square root of 50250272 is about 7088.7426247537. The cubic root of 50250272 is about 369.0168004239.

Adding to 50250272 its reverse (27205205), we get a palindrome (77455477).

The spelling of 50250272 in words is "fifty million, two hundred fifty thousand, two hundred seventy-two".

Divisors: 1 2 4 8 16 29 32 58 116 173 232 313 346 464 626 692 928 1252 1384 2504 2768 5008 5017 5536 9077 10016 10034 18154 20068 36308 40136 54149 72616 80272 108298 145232 160544 216596 290464 433192 866384 1570321 1732768 3140642 6281284 12562568 25125136 50250272