Search a number
-
+
52995471 = 317779941
BaseRepresentation
bin1100101000101…
…0010110001111
310200201110010020
43022022112033
5102031323341
65131513223
71212311514
oct312122617
9120643106
1052995471
1127a07311
12158b8813
13ac96989
14707730b
1549bc566
hex328a58f

52995471 has 8 divisors (see below), whose sum is σ = 70707504. Its totient is φ = 35306880.

The previous prime is 52995469. The next prime is 52995487. The reversal of 52995471 is 17459925.

52995471 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 52995471 - 21 = 52995469 is a prime.

It is a super-3 number, since 3×529954713 (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52995431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 361 + ... + 10301.

It is an arithmetic number, because the mean of its divisors is an integer number (8838438).

Almost surely, 252995471 is an apocalyptic number.

52995471 is a deficient number, since it is larger than the sum of its proper divisors (17712033).

52995471 is a wasteful number, since it uses less digits than its factorization.

52995471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11721.

The product of its digits is 113400, while the sum is 42.

The square root of 52995471 is about 7279.7988296381. The cubic root of 52995471 is about 375.6178756090.

It can be divided in two parts, 52995 and 471, that multiplied together give a triangular number (24960645 = T7065).

The spelling of 52995471 in words is "fifty-two million, nine hundred ninety-five thousand, four hundred seventy-one".

Divisors: 1 3 1777 5331 9941 29823 17665157 52995471