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34034240431 = 172002014143
BaseRepresentation
bin11111101100100110…
…010100101110101111
310020211220102112212101
4133230212110232233
51024200231143211
623345103515531
72313254161522
oct375446245657
9106756375771
1034034240431
1113485494634
126719bb8ba7
133295114909
14190c152bb9
15d42db45c1
hex7ec994baf

34034240431 has 4 divisors (see below), whose sum is σ = 36036254592. Its totient is φ = 32032226272.

The previous prime is 34034240419. The next prime is 34034240441. The reversal of 34034240431 is 13404243043.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 34034240431 - 25 = 34034240399 is a prime.

It is a super-2 number, since 2×340342404312 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 34034240431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34034240441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1001007055 + ... + 1001007088.

It is an arithmetic number, because the mean of its divisors is an integer number (9009063648).

Almost surely, 234034240431 is an apocalyptic number.

34034240431 is a deficient number, since it is larger than the sum of its proper divisors (2002014161).

34034240431 is a wasteful number, since it uses less digits than its factorization.

34034240431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2002014160.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 34034240431 its reverse (13404243043), we get a palindrome (47438483474).

The spelling of 34034240431 in words is "thirty-four billion, thirty-four million, two hundred forty thousand, four hundred thirty-one".

Divisors: 1 17 2002014143 34034240431