Search a number
-
+
50759020 = 22513197991
BaseRepresentation
bin1100000110100…
…0010101101100
310112111211021201
43001220111230
5100443242040
65011535244
71154305324
oct301502554
9115454251
1050759020
112671a004
1214bba524
13a692a30
146a54284
1546c9a9a
hex306856c

50759020 has 48 divisors (see below), whose sum is σ = 115492608. Its totient is φ = 18627840.

The previous prime is 50759003. The next prime is 50759029. The reversal of 50759020 is 2095705.

It is a super-2 number, since 2×507590202 = 5152956222720800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 50759020.

It is not an unprimeable number, because it can be changed into a prime (50759029) 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 15 ways as a sum of consecutive naturals, for example, 50725 + ... + 51715.

It is an arithmetic number, because the mean of its divisors is an integer number (2406096).

Almost surely, 250759020 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 50759020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57746304).

50759020 is an abundant number, since it is smaller than the sum of its proper divisors (64733588).

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

50759020 is a wasteful number, since it uses less digits than its factorization.

50759020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1210 (or 1208 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 28.

The square root of 50759020 is about 7124.5364761506. The cubic root of 50759020 is about 370.2579647358.

The spelling of 50759020 in words is "fifty million, seven hundred fifty-nine thousand, twenty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 197 260 394 788 985 991 1970 1982 2561 3940 3964 4955 5122 9910 10244 12805 12883 19820 25610 25766 51220 51532 64415 128830 195227 257660 390454 780908 976135 1952270 2537951 3904540 5075902 10151804 12689755 25379510 50759020