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208082196 = 22347233989
BaseRepresentation
bin11000110011100…
…01010100010100
3112111112200010000
430121301110110
5411232112241
632351531300
75104445430
oct1431612424
9474480100
10208082196
11a7503263
1259829b30
1334156c7a
141d8c79c0
1513403eb6
hexc671514

208082196 has 120 divisors (see below), whose sum is σ = 648869760. Its totient is φ = 56852928.

The previous prime is 208082183. The next prime is 208082213. The reversal of 208082196 is 691280802.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 208082196.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 50170 + ... + 54158.

It is an arithmetic number, because the mean of its divisors is an integer number (5407248).

Almost surely, 2208082196 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 208082196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (324434880).

208082196 is an abundant number, since it is smaller than the sum of its proper divisors (440787564).

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

208082196 is a wasteful number, since it uses less digits than its factorization.

208082196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4035 (or 4024 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The square root of 208082196 is about 14425.0544539700. The cubic root of 208082196 is about 592.5772499822.

The spelling of 208082196 in words is "two hundred eight million, eighty-two thousand, one hundred ninety-six".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 23 27 28 36 42 46 54 63 69 81 84 92 108 126 138 161 162 189 207 252 276 322 324 378 414 483 567 621 644 756 828 966 1134 1242 1449 1863 1932 2268 2484 2898 3726 3989 4347 5796 7452 7978 8694 11967 13041 15956 17388 23934 26082 27923 35901 47868 52164 55846 71802 83769 91747 107703 111692 143604 167538 183494 215406 251307 275241 323109 335076 366988 430812 502614 550482 642229 646218 753921 825723 1005228 1100964 1284458 1292436 1507842 1651446 1926687 2261763 2477169 2568916 3015684 3302892 3853374 4523526 4954338 5780061 7431507 7706748 9047052 9908676 11560122 14863014 17340183 23120244 29726028 34680366 52020549 69360732 104041098 208082196