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52418003 = 116437411
BaseRepresentation
bin1100011111110…
…1010111010011
310122122002222112
43013331113103
5101404334003
65111255535
71204355111
oct307752723
9118562875
1052418003
1127652470
121567a5ab
13ab23b91
146d66ab1
1549063d8
hex31fd5d3

52418003 has 8 divisors (see below), whose sum is σ = 57279936. Its totient is φ = 47572200.

The previous prime is 52417997. The next prime is 52418027. The reversal of 52418003 is 30081425.

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

It is a cyclic number.

It is not a de Polignac number, because 52418003 - 210 = 52416979 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52418003.

It is not an unprimeable number, because it can be changed into a prime (52418083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3368 + ... + 10778.

It is an arithmetic number, because the mean of its divisors is an integer number (7159992).

Almost surely, 252418003 is an apocalyptic number.

52418003 is a deficient number, since it is larger than the sum of its proper divisors (4861933).

52418003 is a wasteful number, since it uses less digits than its factorization.

52418003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8065.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 52418003 is about 7240.0278314382. The cubic root of 52418003 is about 374.2485764915.

Adding to 52418003 its reverse (30081425), we get a palindrome (82499428).

The spelling of 52418003 in words is "fifty-two million, four hundred eighteen thousand, three".

Divisors: 1 11 643 7073 7411 81521 4765273 52418003