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52499003 = 445711779
BaseRepresentation
bin1100100001000…
…1001000111011
310122210020002112
43020101020323
5101414432003
65113122535
71205143214
oct310211073
9118706075
1052499003
11276a8307
12156b944b
13ab519cb
146d8840b
1549203d8
hex321123b

52499003 has 4 divisors (see below), whose sum is σ = 52515240. Its totient is φ = 52482768.

The previous prime is 52498981. The next prime is 52499017. The reversal of 52499003 is 30099425.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 52499003 - 26 = 52498939 is a prime.

It is a super-2 number, since 2×524990032 = 5512290631988018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52499063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1433 + ... + 10346.

It is an arithmetic number, because the mean of its divisors is an integer number (13128810).

Almost surely, 252499003 is an apocalyptic number.

52499003 is a deficient number, since it is larger than the sum of its proper divisors (16237).

52499003 is a wasteful number, since it uses less digits than its factorization.

52499003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16236.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 52499003 is about 7245.6195732318. The cubic root of 52499003 is about 374.4412490584.

The spelling of 52499003 in words is "fifty-two million, four hundred ninety-nine thousand, three".

Divisors: 1 4457 11779 52499003