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343512052 = 221319733533
BaseRepresentation
bin10100011110011…
…001001111110100
3212221101012221121
4110132121033310
51200414341202
654030353324
711340542602
oct2436311764
9787335847
10343512052
111669a3764
129705b844
1356224090
143389c872
1520256537
hex147993f4

343512052 has 24 divisors (see below), whose sum is σ = 650693736. Its totient is φ = 157734528.

The previous prime is 343512041. The next prime is 343512053. The reversal of 343512052 is 250215343.

It can be written as a sum of positive squares in 4 ways, for example, as 133957476 + 209554576 = 11574^2 + 14476^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343512053) 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, 6523 + ... + 27010.

It is an arithmetic number, because the mean of its divisors is an integer number (27112239).

Almost surely, 2343512052 is an apocalyptic number.

It is an amenable number.

343512052 is a deficient number, since it is larger than the sum of its proper divisors (307181684).

343512052 is a wasteful number, since it uses less digits than its factorization.

343512052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33747 (or 33745 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 343512052 is about 18534.0781265214. The cubic root of 343512052 is about 700.3481614988.

Adding to 343512052 its reverse (250215343), we get a palindrome (593727395).

The spelling of 343512052 in words is "three hundred forty-three million, five hundred twelve thousand, fifty-two".

Divisors: 1 2 4 13 26 52 197 394 788 2561 5122 10244 33533 67066 134132 435929 871858 1743716 6606001 13212002 26424004 85878013 171756026 343512052