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51049006 = 2231109761
BaseRepresentation
bin1100001010111…
…1001000101110
310120001120001221
43002233020232
5101032032011
65022053554
71156623631
oct302571056
9116046057
1051049006
11268a7968
121511a2ba
13a764a18
146acbc18
154735971
hex30af22e

51049006 has 8 divisors (see below), whose sum is σ = 79902864. Its totient is φ = 24414720.

The previous prime is 51048913. The next prime is 51049027. The reversal of 51049006 is 60094015.

51049006 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 a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 554835 + ... + 554926.

It is an arithmetic number, because the mean of its divisors is an integer number (9987858).

Almost surely, 251049006 is an apocalyptic number.

51049006 is a deficient number, since it is larger than the sum of its proper divisors (28853858).

51049006 is a wasteful number, since it uses less digits than its factorization.

51049006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1109786.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 51049006 is about 7144.8587109893. The cubic root of 51049006 is about 370.9617201491.

The spelling of 51049006 in words is "fifty-one million, forty-nine thousand, six".

Divisors: 1 2 23 46 1109761 2219522 25524503 51049006