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214579168 = 2517794993
BaseRepresentation
bin11001100101000…
…11011111100000
3112221202202021121
430302203133200
5414413013133
633143102024
75213615146
oct1462433740
9487682247
10214579168
11100140561
125ba41914
13355c022b
14206d9596
1513c8902d
hexcca37e0

214579168 has 48 divisors (see below), whose sum is σ = 453055680. Its totient is φ = 99680256.

The previous prime is 214579163. The next prime is 214579223. The reversal of 214579168 is 861975412.

214579168 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214579163) 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, 40480 + ... + 45472.

It is an arithmetic number, because the mean of its divisors is an integer number (9438660).

Almost surely, 2214579168 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 214579168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (226527840).

214579168 is an abundant number, since it is smaller than the sum of its proper divisors (238476512).

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

214579168 is a wasteful number, since it uses less digits than its factorization.

214579168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5099 (or 5091 counting only the distinct ones).

The product of its digits is 120960, while the sum is 43.

The square root of 214579168 is about 14648.5210174952. The cubic root of 214579168 is about 598.6815196195.

It can be divided in two parts, 21457 and 9168, that added together give a square (30625 = 1752).

The spelling of 214579168 in words is "two hundred fourteen million, five hundred seventy-nine thousand, one hundred sixty-eight".

Divisors: 1 2 4 8 16 17 32 34 68 79 136 158 272 316 544 632 1264 1343 2528 2686 4993 5372 9986 10744 19972 21488 39944 42976 79888 84881 159776 169762 339524 394447 679048 788894 1358096 1577788 2716192 3155576 6311152 6705599 12622304 13411198 26822396 53644792 107289584 214579168