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49020565 = 5116011483
BaseRepresentation
bin1011101011111…
…1111010010101
310102020111120111
42322333322111
5100022124230
64510403021
71133445046
oct272777225
9112214514
1049020565
1125741970
1214500471
13a204669
1467208cd
15448492a
hex2ebfe95

49020565 has 16 divisors (see below), whose sum is σ = 64322496. Its totient is φ = 35568000.

The previous prime is 49020541. The next prime is 49020611. The reversal of 49020565 is 56502094.

It is not a de Polignac number, because 49020565 - 25 = 49020533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32314 + ... + 33796.

It is an arithmetic number, because the mean of its divisors is an integer number (4020156).

Almost surely, 249020565 is an apocalyptic number.

It is an amenable number.

49020565 is a deficient number, since it is larger than the sum of its proper divisors (15301931).

49020565 is a wasteful number, since it uses less digits than its factorization.

49020565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2100.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 49020565 is about 7001.4687744787. The cubic root of 49020565 is about 365.9817567823.

The spelling of 49020565 in words is "forty-nine million, twenty thousand, five hundred sixty-five".

Divisors: 1 5 11 55 601 1483 3005 6611 7415 16313 33055 81565 891283 4456415 9804113 49020565