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344488045 = 51161102679
BaseRepresentation
bin10100100010000…
…111100001101101
3220000012210202111
4110202013201231
51201142104140
654103324021
711352046216
oct2442074155
9800183674
10344488045
111674aaa70
1297450611
13564a63a5
1433a7440d
152039a7ea
hex1488786d

344488045 has 16 divisors (see below), whose sum is σ = 458363520. Its totient is φ = 246427200.

The previous prime is 344487991. The next prime is 344488049. The reversal of 344488045 is 540884443.

It is a happy number.

It is not a de Polignac number, because 344488045 - 211 = 344485997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 344487989 and 344488007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344488049) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 47985 + ... + 54694.

It is an arithmetic number, because the mean of its divisors is an integer number (28647720).

Almost surely, 2344488045 is an apocalyptic number.

It is an amenable number.

344488045 is a deficient number, since it is larger than the sum of its proper divisors (113875475).

344488045 is a wasteful number, since it uses less digits than its factorization.

344488045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102756.

The product of its (nonzero) digits is 245760, while the sum is 40.

The square root of 344488045 is about 18560.3891392395. The cubic root of 344488045 is about 701.0108151686.

The spelling of 344488045 in words is "three hundred forty-four million, four hundred eighty-eight thousand, forty-five".

Divisors: 1 5 11 55 61 305 671 3355 102679 513395 1129469 5647345 6263419 31317095 68897609 344488045