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344543314405 = 5292376160789
BaseRepresentation
bin1010000001110000110…
…00011100000111100101
31012221022211000211221111
411000320120130013211
521121111042030110
6422140410545021
733615050564623
oct5007030340745
91187284024844
10344543314405
1112313579a734
1256936a38171
132664b241c94
1412966c92513
158e67e8ce8a
hex503861c1e5

344543314405 has 8 divisors (see below), whose sum is σ = 427708942200. Its totient is φ = 266130008256.

The previous prime is 344543314403. The next prime is 344543314411. The reversal of 344543314405 is 504413345443.

It can be written as a sum of positive squares in 4 ways, for example, as 147764128801 + 196779185604 = 384401^2 + 443598^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 344543314405 - 21 = 344543314403 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344543314403) 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, 1188080250 + ... + 1188080539.

It is an arithmetic number, because the mean of its divisors is an integer number (53463617775).

Almost surely, 2344543314405 is an apocalyptic number.

It is an amenable number.

344543314405 is a deficient number, since it is larger than the sum of its proper divisors (83165627795).

344543314405 is a wasteful number, since it uses less digits than its factorization.

344543314405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2376160823.

The product of its (nonzero) digits is 691200, while the sum is 40.

Adding to 344543314405 its reverse (504413345443), we get a palindrome (848956659848).

The spelling of 344543314405 in words is "three hundred forty-four billion, five hundred forty-three million, three hundred fourteen thousand, four hundred five".

Divisors: 1 5 29 145 2376160789 11880803945 68908662881 344543314405