Search a number
-
+
50930901 = 3272335149
BaseRepresentation
bin1100001001001…
…0010011010101
310112211120001200
43002102103111
5101014242101
65015343113
71155622410
oct302222325
9115746050
1050930901
112682715a
1215081a99
13a723038
146a9ab77
154710986
hex30924d5

50930901 has 24 divisors (see below), whose sum is σ = 87734400. Its totient is φ = 27837216.

The previous prime is 50930899. The next prime is 50930909. The reversal of 50930901 is 10903905.

It is not a de Polignac number, because 50930901 - 21 = 50930899 is a prime.

It is a super-4 number, since 4×509309014 (a number of 32 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50930909) 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 23 ways as a sum of consecutive naturals, for example, 16126 + ... + 19023.

It is an arithmetic number, because the mean of its divisors is an integer number (3655600).

Almost surely, 250930901 is an apocalyptic number.

It is an amenable number.

50930901 is a deficient number, since it is larger than the sum of its proper divisors (36803499).

50930901 is a wasteful number, since it uses less digits than its factorization.

50930901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35185 (or 35182 counting only the distinct ones).

The product of its (nonzero) digits is 1215, while the sum is 27.

The square root of 50930901 is about 7136.5888910599. The cubic root of 50930901 is about 370.6754183614.

The spelling of 50930901 in words is "fifty million, nine hundred thirty thousand, nine hundred one".

Divisors: 1 3 7 9 21 23 63 69 161 207 483 1449 35149 105447 246043 316341 738129 808427 2214387 2425281 5658989 7275843 16976967 50930901