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50504080 = 24511291979
BaseRepresentation
bin1100000010101…
…0000110010000
310112000212120111
43000222012100
5100412112310
65002251104
71152164134
oct300520620
9115025514
1050504080
1126565510
1214ab6a94
13a603993
1469c93c4
15467928a
hex302a190

50504080 has 80 divisors (see below), whose sum is σ = 132580800. Its totient is φ = 17722880.

The previous prime is 50504057. The next prime is 50504099. The reversal of 50504080 is 8040505.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24531 + ... + 26509.

It is an arithmetic number, because the mean of its divisors is an integer number (1657260).

Almost surely, 250504080 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 50504080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66290400).

50504080 is an abundant number, since it is smaller than the sum of its proper divisors (82076720).

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

50504080 is a wasteful number, since it uses less digits than its factorization.

50504080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2032 (or 2026 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 50504080 is about 7106.6222637762. The cubic root of 50504080 is about 369.6370436313.

Adding to 50504080 its reverse (8040505), we get a palindrome (58544585).

The spelling of 50504080 in words is "fifty million, five hundred four thousand, eighty".

Divisors: 1 2 4 5 8 10 11 16 20 22 29 40 44 55 58 80 88 110 116 145 176 220 232 290 319 440 464 580 638 880 1160 1276 1595 1979 2320 2552 3190 3958 5104 6380 7916 9895 12760 15832 19790 21769 25520 31664 39580 43538 57391 79160 87076 108845 114782 158320 174152 217690 229564 286955 348304 435380 459128 573910 631301 870760 918256 1147820 1262602 1741520 2295640 2525204 3156505 4591280 5050408 6313010 10100816 12626020 25252040 50504080