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344302372 = 22137628289
BaseRepresentation
bin10100100001011…
…010001100100100
3212222212101001201
4110201122030210
51201120133442
654055332244
711350344001
oct2441321444
9788771051
10344302372
11167393517
1297381084
135643ca1b
1433a268a8
15203607b7
hex1485a324

344302372 has 12 divisors (see below), whose sum is σ = 606928140. Its totient is φ = 170894336.

The previous prime is 344302369. The next prime is 344302381. The reversal of 344302372 is 273203443.

It can be written as a sum of positive squares in 2 ways, for example, as 233295076 + 111007296 = 15274^2 + 10536^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 344302372.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 313597 + ... + 314692.

It is an arithmetic number, because the mean of its divisors is an integer number (50577345).

Almost surely, 2344302372 is an apocalyptic number.

It is an amenable number.

344302372 is a deficient number, since it is larger than the sum of its proper divisors (262625768).

344302372 is a wasteful number, since it uses less digits than its factorization.

344302372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628430 (or 628428 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 28.

The square root of 344302372 is about 18555.3866033559. The cubic root of 344302372 is about 700.8848483662.

The spelling of 344302372 in words is "three hundred forty-four million, three hundred two thousand, three hundred seventy-two".

Divisors: 1 2 4 137 274 548 628289 1256578 2513156 86075593 172151186 344302372