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208898006 = 21723267133
BaseRepresentation
bin11000111001110…
…00011111010110
3112120002010012012
430130320133112
5411434214011
632421224222
75114414042
oct1434703726
9476063165
10208898006
11a7a10189
1259b62072
13343813b5
141da5b022
1513515a8b
hexc7387d6

208898006 has 16 divisors (see below), whose sum is σ = 346205664. Its totient is φ = 94030464.

The previous prime is 208898003. The next prime is 208898009. The reversal of 208898006 is 600898802.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (208898003) and next prime (208898009).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (208898003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132785 + ... + 134348.

It is an arithmetic number, because the mean of its divisors is an integer number (21637854).

Almost surely, 2208898006 is an apocalyptic number.

208898006 is a deficient number, since it is larger than the sum of its proper divisors (137307658).

208898006 is a wasteful number, since it uses less digits than its factorization.

208898006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267175.

The product of its (nonzero) digits is 55296, while the sum is 41.

The square root of 208898006 is about 14453.3043280767. The cubic root of 208898006 is about 593.3506623591.

The spelling of 208898006 in words is "two hundred eight million, eight hundred ninety-eight thousand, six".

Divisors: 1 2 17 23 34 46 391 782 267133 534266 4541261 6144059 9082522 12288118 104449003 208898006