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213354160 = 24529412243
BaseRepresentation
bin11001011011110…
…00011010110000
3112212110111212221
430231320122300
5414104313120
633100530424
75200323535
oct1455703260
9485414787
10213354160
11aa484158
125b550a14
1335281786
142049ad8c
1513ae60aa
hexcb786b0

213354160 has 80 divisors (see below), whose sum is σ = 525903840. Its totient is φ = 80353280.

The previous prime is 213354157. The next prime is 213354181. The reversal of 213354160 is 61453312.

213354160 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

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, 93999 + ... + 96241.

It is an arithmetic number, because the mean of its divisors is an integer number (6573798).

Almost surely, 2213354160 is an apocalyptic number.

213354160 is a gapful number since it is divisible by the number (20) 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 213354160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (262951920).

213354160 is an abundant number, since it is smaller than the sum of its proper divisors (312549680).

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

213354160 is a wasteful number, since it uses less digits than its factorization.

213354160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2326 (or 2320 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 213354160 is about 14606.6478016005. The cubic root of 213354160 is about 597.5400765588.

The spelling of 213354160 in words is "two hundred thirteen million, three hundred fifty-four thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 29 40 41 58 80 82 116 145 164 205 232 290 328 410 464 580 656 820 1160 1189 1640 2243 2320 2378 3280 4486 4756 5945 8972 9512 11215 11890 17944 19024 22430 23780 35888 44860 47560 65047 89720 91963 95120 130094 179440 183926 260188 325235 367852 459815 520376 650470 735704 919630 1040752 1300940 1471408 1839260 2601880 2666927 3678520 5203760 5333854 7357040 10667708 13334635 21335416 26669270 42670832 53338540 106677080 213354160