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50689733 = 172434079
BaseRepresentation
bin1100000101011…
…1011011000101
310112101022020112
43001113123011
5100434032413
65010242405
71153566323
oct301273305
9115338215
1050689733
1126681a46
1214b86405
13a66a333
146a36d13
1546b42a8
hex30576c5

50689733 has 12 divisors (see below), whose sum is σ = 55112640. Its totient is φ = 46587072.

The previous prime is 50689729. The next prime is 50689753. The reversal of 50689733 is 33798605.

50689733 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 50689733 - 22 = 50689729 is a prime.

It is a super-2 number, since 2×506897332 = 5138898063222578, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50689753) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 10388 + ... + 14466.

It is an arithmetic number, because the mean of its divisors is an integer number (4592720).

Almost surely, 250689733 is an apocalyptic number.

It is an amenable number.

50689733 is a deficient number, since it is larger than the sum of its proper divisors (4422907).

50689733 is a wasteful number, since it uses less digits than its factorization.

50689733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4156 (or 4139 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 50689733 is about 7119.6722536926. The cubic root of 50689733 is about 370.0894183689.

The spelling of 50689733 in words is "fifty million, six hundred eighty-nine thousand, seven hundred thirty-three".

Divisors: 1 17 43 289 731 4079 12427 69343 175397 1178831 2981749 50689733