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220013196 = 223131797879
BaseRepresentation
bin11010001110100…
…10001010001100
3120022222211100220
431013102022030
5422310410241
633455351340
75311036614
oct1507221214
9508884326
10220013196
11103212197
1261822550
1336773730
1421311a44
15144ae166
hexd1d228c

220013196 has 48 divisors (see below), whose sum is σ = 556012800. Its totient is φ = 67309632.

The previous prime is 220013177. The next prime is 220013203. The reversal of 220013196 is 691310022.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23985 + ... + 31863.

It is an arithmetic number, because the mean of its divisors is an integer number (11583600).

Almost surely, 2220013196 is an apocalyptic number.

220013196 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220013196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (278006400).

220013196 is an abundant number, since it is smaller than the sum of its proper divisors (335999604).

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

220013196 is a wasteful number, since it uses less digits than its factorization.

220013196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8078 (or 8076 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 220013196 is about 14832.8418045902. The cubic root of 220013196 is about 603.6931434013.

The spelling of 220013196 in words is "two hundred twenty million, thirteen thousand, one hundred ninety-six".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 179 358 537 716 1074 2148 2327 4654 6981 7879 9308 13962 15758 23637 27924 31516 47274 94548 102427 204854 307281 409708 614562 1229124 1410341 2820682 4231023 5641364 8462046 16924092 18334433 36668866 55003299 73337732 110006598 220013196