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50480 = 245631
BaseRepresentation
bin1100010100110000
32120020122
430110300
53103410
61025412
7300113
oct142460
976218
1050480
1134a21
1225268
1319c91
141457a
15ee55
hexc530

50480 has 20 divisors (see below), whose sum is σ = 117552. Its totient is φ = 20160.

The previous prime is 50461. The next prime is 50497. The reversal of 50480 is 8405.

50480 is nontrivially palindromic in base 13.

It is a tau number, because it is divible by the number of its divisors (20).

It is a hoax number, since the sum of its digits (17) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a plaindrome in base 14.

It is a nialpdrome in base 15 and base 16.

It is a zygodrome in base 15.

It is an unprimeable number.

50480 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 236 + ... + 395.

250480 is an apocalyptic number.

It is an amenable number.

50480 is an abundant number, since it is smaller than the sum of its proper divisors (67072).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58776).

50480 is a wasteful number, since it uses less digits than its factorization.

50480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644 (or 638 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 50480 is about 224.6775467197. The cubic root of 50480 is about 36.9578287487.

Adding to 50480 its reverse (8405), we get a palindrome (58885).

The spelling of 50480 in words is "fifty thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 40 80 631 1262 2524 3155 5048 6310 10096 12620 25240 50480