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344300637271 = 1720252978663
BaseRepresentation
bin1010000001010011110…
…10101100110001010111
31012220200220101120111111
411000221322230301113
521120111430343041
6422100341315451
733606043062253
oct5005172546127
91186626346444
10344300637271
11123020808818
1256889705b87
132660cb94746
1412942961263
158e51a03981
hex5029eacc57

344300637271 has 4 divisors (see below), whose sum is σ = 364553615952. Its totient is φ = 324047658592.

The previous prime is 344300637223. The next prime is 344300637349. The reversal of 344300637271 is 172736003443.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 172736003443 = 1710160941379.

It is not a de Polignac number, because 344300637271 - 27 = 344300637143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344300637221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10126489315 + ... + 10126489348.

It is an arithmetic number, because the mean of its divisors is an integer number (91138403988).

Almost surely, 2344300637271 is an apocalyptic number.

344300637271 is a deficient number, since it is larger than the sum of its proper divisors (20252978681).

344300637271 is a wasteful number, since it uses less digits than its factorization.

344300637271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20252978680.

The product of its (nonzero) digits is 254016, while the sum is 40.

The spelling of 344300637271 in words is "three hundred forty-four billion, three hundred million, six hundred thirty-seven thousand, two hundred seventy-one".

Divisors: 1 17 20252978663 344300637271