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34121443452 = 2232843453621
BaseRepresentation
bin11111110001110010…
…111110100001111100
310021001222111220220220
4133301302332201330
51024340042142302
623401500541340
72315363324655
oct376162764174
9107058456826
1034121443452
111351a735548
126743251850
1332aa1c7735
14191997252c
15d4a88c4bc
hex7f1cbe87c

34121443452 has 12 divisors (see below), whose sum is σ = 79616701416. Its totient is φ = 11373814480.

The previous prime is 34121443429. The next prime is 34121443459. The reversal of 34121443452 is 25434412143.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34121443459) 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, 1421726799 + ... + 1421726822.

It is an arithmetic number, because the mean of its divisors is an integer number (6634725118).

Almost surely, 234121443452 is an apocalyptic number.

It is an amenable number.

34121443452 is an abundant number, since it is smaller than the sum of its proper divisors (45495257964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34121443452 is a wasteful number, since it uses less digits than its factorization.

34121443452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2843453628 (or 2843453626 counting only the distinct ones).

The product of its digits is 46080, while the sum is 33.

Adding to 34121443452 its reverse (25434412143), we get a palindrome (59555855595).

The spelling of 34121443452 in words is "thirty-four billion, one hundred twenty-one million, four hundred forty-three thousand, four hundred fifty-two".

Divisors: 1 2 3 4 6 12 2843453621 5686907242 8530360863 11373814484 17060721726 34121443452