Search a number
-
+
50497760 = 2553110181
BaseRepresentation
bin1100000010100…
…0100011100000
310112000112220102
43000220203200
5100411412020
65002201532
71152136535
oct300504340
9115015812
1050497760
1126560795
1214ab32a8
13a600b41
1469c6d8c
154677475
hex30288e0

50497760 has 48 divisors (see below), whose sum is σ = 123161472. Its totient is φ = 19545600.

The previous prime is 50497757. The next prime is 50497807. The reversal of 50497760 is 6779405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131 + ... + 10050.

It is an arithmetic number, because the mean of its divisors is an integer number (2565864).

Almost surely, 250497760 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 50497760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61580736).

50497760 is an abundant number, since it is smaller than the sum of its proper divisors (72663712).

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

50497760 is a wasteful number, since it uses less digits than its factorization.

50497760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10227 (or 10219 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 38.

The square root of 50497760 is about 7106.1775941782. The cubic root of 50497760 is about 369.6216243915.

The spelling of 50497760 in words is "fifty million, four hundred ninety-seven thousand, seven hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 31 32 40 62 80 124 155 160 248 310 496 620 992 1240 2480 4960 10181 20362 40724 50905 81448 101810 162896 203620 315611 325792 407240 631222 814480 1262444 1578055 1628960 2524888 3156110 5049776 6312220 10099552 12624440 25248880 50497760