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216341342 = 2743794549
BaseRepresentation
bin11001110010100…
…01101101011110
3120002002021112022
430321101231132
5420340410332
633244540142
75234604530
oct1471215536
9502067468
10216341342
111011344a8
1260551652
1335a89339
1420a37850
1513ed6212
hexce51b5e

216341342 has 32 divisors (see below), whose sum is σ = 384384000. Its totient is φ = 89395488.

The previous prime is 216341339. The next prime is 216341351. The reversal of 216341342 is 243143612.

It is a congruent number.

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, 45284 + ... + 49832.

It is an arithmetic number, because the mean of its divisors is an integer number (12012000).

Almost surely, 2216341342 is an apocalyptic number.

216341342 is a deficient number, since it is larger than the sum of its proper divisors (168042658).

216341342 is a wasteful number, since it uses less digits than its factorization.

216341342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4680.

The product of its digits is 3456, while the sum is 26.

The square root of 216341342 is about 14708.5465631380. The cubic root of 216341342 is about 600.3158910663.

Adding to 216341342 its reverse (243143612), we get a palindrome (459484954).

The spelling of 216341342 in words is "two hundred sixteen million, three hundred forty-one thousand, three hundred forty-two".

Divisors: 1 2 7 14 43 79 86 158 301 553 602 1106 3397 4549 6794 9098 23779 31843 47558 63686 195607 359371 391214 718742 1369249 2515597 2738498 5031194 15452953 30905906 108170671 216341342