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208748214 = 232101199577
BaseRepresentation
bin11000111000100…
…11111010110110
3112112210111201100
430130103322312
5411414420324
632414110530
75113221243
oct1434237266
9475714640
10208748214
11a7918694
1259aab446
133432b16c
141da1c5ca
15134d64c9
hexc713eb6

208748214 has 48 divisors (see below), whose sum is σ = 459856800. Its totient is φ = 68428800.

The previous prime is 208748213. The next prime is 208748233. The reversal of 208748214 is 412847802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (208748213) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 361494 + ... + 362070.

It is an arithmetic number, because the mean of its divisors is an integer number (9580350).

Almost surely, 2208748214 is an apocalyptic number.

208748214 is an abundant number, since it is smaller than the sum of its proper divisors (251108586).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

208748214 is a wasteful number, since it uses less digits than its factorization.

208748214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 885 (or 882 counting only the distinct ones).

The product of its (nonzero) digits is 28672, while the sum is 36.

The square root of 208748214 is about 14448.1214695890. The cubic root of 208748214 is about 593.2088061547.

The spelling of 208748214 in words is "two hundred eight million, seven hundred forty-eight thousand, two hundred fourteen".

Divisors: 1 2 3 6 9 18 101 199 202 303 398 577 597 606 909 1154 1194 1731 1791 1818 3462 3582 5193 10386 20099 40198 58277 60297 114823 116554 120594 174831 180891 229646 344469 349662 361782 524493 688938 1033407 1048986 2066814 11597123 23194246 34791369 69582738 104374107 208748214