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50500000471 = 1725114478179
BaseRepresentation
bin101111000010000010…
…001101101011010111
311211100102122211022211
4233002002031223113
51311411000003341
635111022134251
73435302631034
oct570202155327
9154312584284
1050500000471
111a464a2a888
129954421387
1349ba5250ab
142630cc638b
1514a870d181
hexbc208dad7

50500000471 has 16 divisors (see below), whose sum is σ = 53727287040. Its totient is φ = 47301552000.

The previous prime is 50500000469. The next prime is 50500000487. The reversal of 50500000471 is 17400000505.

50500000471 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 50500000471 - 21 = 50500000469 is a prime.

It is a super-3 number, since 3×505000004713 (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50500000451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6170260 + ... + 6178438.

It is an arithmetic number, because the mean of its divisors is an integer number (3357955440).

Almost surely, 250500000471 is an apocalyptic number.

50500000471 is a deficient number, since it is larger than the sum of its proper divisors (3227286569).

50500000471 is a wasteful number, since it uses less digits than its factorization.

50500000471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9894.

The product of its (nonzero) digits is 700, while the sum is 22.

Adding to 50500000471 its reverse (17400000505), we get a palindrome (67900000976).

The spelling of 50500000471 in words is "fifty billion, five hundred million, four hundred seventy-one", and thus it is an aban number.

Divisors: 1 17 251 1447 4267 8179 24599 139043 363197 2052929 6174349 11835013 34899793 201195221 2970588263 50500000471