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50680805 = 574730809
BaseRepresentation
bin1100000101010…
…1001111100101
310112100211222212
43001111033211
5100433241210
65010133205
71153531310
oct301251745
9115324885
1050680805
112667626a
1214b81205
13a666256
146a33977
1546b1805
hex30553e5

50680805 has 16 divisors (see below), whose sum is σ = 70986240. Its totient is φ = 34012032.

The previous prime is 50680801. The next prime is 50680829. The reversal of 50680805 is 50808605.

50680805 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 50680805 - 22 = 50680801 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50680801) 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 15 ways as a sum of consecutive naturals, for example, 13760 + ... + 17049.

It is an arithmetic number, because the mean of its divisors is an integer number (4436640).

Almost surely, 250680805 is an apocalyptic number.

It is an amenable number.

50680805 is a deficient number, since it is larger than the sum of its proper divisors (20305435).

50680805 is a wasteful number, since it uses less digits than its factorization.

50680805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30868.

The product of its (nonzero) digits is 9600, while the sum is 32.

The square root of 50680805 is about 7119.0452309281. The cubic root of 50680805 is about 370.0676891012.

The spelling of 50680805 in words is "fifty million, six hundred eighty thousand, eight hundred five".

Divisors: 1 5 7 35 47 235 329 1645 30809 154045 215663 1078315 1448023 7240115 10136161 50680805