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8538893 = 11592223
BaseRepresentation
bin100000100100…
…101100001101
3121001211011022
4200210230031
54141221033
6503003525
7132402506
oct40445415
917054138
108538893
114902440
122a395a5
1319cc7cc
1411c3bad
15b3a098
hex824b0d

8538893 has 12 divisors (see below), whose sum is σ = 9518208. Its totient is φ = 7596840.

The previous prime is 8538889. The next prime is 8538931. The reversal of 8538893 is 3988358.

It is not a de Polignac number, because 8538893 - 22 = 8538889 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8538833) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38180 + ... + 38402.

It is an arithmetic number, because the mean of its divisors is an integer number (793184).

Almost surely, 28538893 is an apocalyptic number.

It is an amenable number.

8538893 is a deficient number, since it is larger than the sum of its proper divisors (979315).

8538893 is a wasteful number, since it uses less digits than its factorization.

8538893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352 (or 293 counting only the distinct ones).

The product of its digits is 207360, while the sum is 44.

The square root of 8538893 is about 2922.1384293014. The cubic root of 8538893 is about 204.3935517642.

The spelling of 8538893 in words is "eight million, five hundred thirty-eight thousand, eight hundred ninety-three".

Divisors: 1 11 59 223 649 2453 3481 13157 38291 144727 776263 8538893