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50408045 = 5194611151
BaseRepresentation
bin1100000001001…
…0101001101101
310111211222211122
43000102221231
5100401024140
65000230325
71151314142
oct300225155
9114758748
1050408045
11264aa346
1214a6b3a5
13a59c05c
1469a23c9
15465aab5
hex3012a6d

50408045 has 16 divisors (see below), whose sum is σ = 63866880. Its totient is φ = 38088000.

The previous prime is 50408027. The next prime is 50408051. The reversal of 50408045 is 54080405.

It is a de Polignac number, because none of the positive numbers 2k-50408045 is a prime.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 43220 + ... + 44370.

It is an arithmetic number, because the mean of its divisors is an integer number (3991680).

Almost surely, 250408045 is an apocalyptic number.

It is an amenable number.

50408045 is a deficient number, since it is larger than the sum of its proper divisors (13458835).

50408045 is a wasteful number, since it uses less digits than its factorization.

50408045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1636.

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 50408045 is about 7099.8623226088. The cubic root of 50408045 is about 369.4026030508.

The spelling of 50408045 in words is "fifty million, four hundred eight thousand, forty-five".

Divisors: 1 5 19 95 461 1151 2305 5755 8759 21869 43795 109345 530611 2653055 10081609 50408045