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208485898 = 21937791877
BaseRepresentation
bin11000110110100…
…11111000001010
3112112022011212221
430123103320022
5411333022043
632404324254
75111046415
oct1433237012
9475264787
10208485898
11a77595a5
12599a368a
133426894a
141d990b7c
15134838ed
hexc6d3e0a

208485898 has 32 divisors (see below), whose sum is σ = 342547200. Its totient is φ = 94820544.

The previous prime is 208485889. The next prime is 208485899. The reversal of 208485898 is 898584802.

208485898 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (208485899) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110136 + ... + 112012.

It is an arithmetic number, because the mean of its divisors is an integer number (10704600).

Almost surely, 2208485898 is an apocalyptic number.

208485898 is a deficient number, since it is larger than the sum of its proper divisors (134061302).

208485898 is a wasteful number, since it uses less digits than its factorization.

208485898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2014.

The product of its (nonzero) digits is 1474560, while the sum is 52.

The square root of 208485898 is about 14439.0407576127. The cubic root of 208485898 is about 592.9602237699.

The spelling of 208485898 in words is "two hundred eight million, four hundred eighty-five thousand, eight hundred ninety-eight".

Divisors: 1 2 19 37 38 74 79 158 703 1406 1501 1877 2923 3002 3754 5846 35663 55537 69449 71326 111074 138898 148283 296566 1319531 2639062 2817377 5486471 5634754 10972942 104242949 208485898