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222542342 = 211172341631
BaseRepresentation
bin11010100001110…
…11101000000110
3120111202022200222
431100323220012
5423432323332
634025504342
75341402331
oct1520735006
9514668628
10222542342
1110468a3a0
12626420b2
133714a979
14217ad618
151480d712
hexd43ba06

222542342 has 64 divisors (see below), whose sum is σ = 412812288. Its totient is φ = 88704000.

The previous prime is 222542311. The next prime is 222542413. The reversal of 222542342 is 243245222.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 352367 + ... + 352997.

It is an arithmetic number, because the mean of its divisors is an integer number (6450192).

Almost surely, 2222542342 is an apocalyptic number.

222542342 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222542342 is a deficient number, since it is larger than the sum of its proper divisors (190269946).

222542342 is a wasteful number, since it uses less digits than its factorization.

222542342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 725.

The product of its digits is 7680, while the sum is 26.

The square root of 222542342 is about 14917.8531297235. The cubic root of 222542342 is about 605.9975728499.

Adding to 222542342 its reverse (243245222), we get a palindrome (465787564).

The spelling of 222542342 in words is "two hundred twenty-two million, five hundred forty-two thousand, three hundred forty-two".

Divisors: 1 2 11 17 22 23 34 41 46 82 187 253 374 391 451 506 631 697 782 902 943 1262 1394 1886 4301 6941 7667 8602 10373 10727 13882 14513 15334 16031 20746 21454 25871 29026 32062 51742 117997 159643 176341 235994 246721 284581 319286 352682 439807 493442 569162 595033 879614 1190066 2713931 4837877 5427862 6545363 9675754 10115561 13090726 20231122 111271171 222542342