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34531204121 = 151404956479
BaseRepresentation
bin100000001010001110…
…000101110000011001
310022010112112220212222
4200022032011300121
51031204442012441
623510255313425
72331500251331
oct401216056031
9108115486788
1034531204121
111370aa67827
12683851b875
13334407597b
1419581580c1
15d7182cd4b
hex80a385c19

34531204121 has 8 divisors (see below), whose sum is σ = 34769088000. Its totient is φ = 34293441600.

The previous prime is 34531204027. The next prime is 34531204129. The reversal of 34531204121 is 12140213543.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-34531204121 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (34531204129) 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 7 ways as a sum of consecutive naturals, for example, 583160 + ... + 639638.

It is an arithmetic number, because the mean of its divisors is an integer number (4346136000).

Almost surely, 234531204121 is an apocalyptic number.

It is an amenable number.

34531204121 is a deficient number, since it is larger than the sum of its proper divisors (237883879).

34531204121 is a wasteful number, since it uses less digits than its factorization.

34531204121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60679.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 34531204121 its reverse (12140213543), we get a palindrome (46671417664).

The spelling of 34531204121 in words is "thirty-four billion, five hundred thirty-one million, two hundred four thousand, one hundred twenty-one".

Divisors: 1 151 4049 56479 611399 8528329 228683471 34531204121