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349119288 = 23337733163
BaseRepresentation
bin10100110011110…
…010001100111000
3220022221002122000
4110303302030320
51203333304123
654350501000
711436315330
oct2463621470
9808832560
10349119288
1116a083541
1298b04760
135743837b
143451c0c0
15209b2b43
hex14cf2338

349119288 has 128 divisors (see below), whose sum is σ = 1123852800. Its totient is φ = 98350848.

The previous prime is 349119269. The next prime is 349119289. The reversal of 349119288 is 882911943.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349119289) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 108795 + ... + 111957.

It is an arithmetic number, because the mean of its divisors is an integer number (8780100).

Almost surely, 2349119288 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 349119288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (561926400).

349119288 is an abundant number, since it is smaller than the sum of its proper divisors (774733512).

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

349119288 is a wasteful number, since it uses less digits than its factorization.

349119288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3258 (or 3248 counting only the distinct ones).

The product of its digits is 124416, while the sum is 45.

The square root of 349119288 is about 18684.7340896251. The cubic root of 349119288 is about 704.1382680812.

The spelling of 349119288 in words is "three hundred forty-nine million, one hundred nineteen thousand, two hundred eighty-eight".

Divisors: 1 2 3 4 6 7 8 9 12 14 18 21 24 27 28 36 42 54 56 63 72 73 84 108 126 146 168 189 216 219 252 292 378 438 504 511 584 657 756 876 1022 1314 1512 1533 1752 1971 2044 2628 3066 3163 3942 4088 4599 5256 6132 6326 7884 9198 9489 12264 12652 13797 15768 18396 18978 22141 25304 27594 28467 36792 37956 44282 55188 56934 66423 75912 85401 88564 110376 113868 132846 170802 177128 199269 227736 230899 265692 341604 398538 461798 531384 597807 683208 692697 797076 923596 1195614 1385394 1594152 1616293 1847192 2078091 2391228 2770788 3232586 4156182 4782456 4848879 5541576 6234273 6465172 8312364 9697758 12468546 12930344 14546637 16624728 19395516 24937092 29093274 38791032 43639911 49874184 58186548 87279822 116373096 174559644 349119288