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51345060432251 = 2314591530084943
BaseRepresentation
bin10111010110010101101000…
…00101101000100101111011
320201210112120112122211220012
423223022310011220211323
523212214140432313001
6301111332314252135
713546362314435225
oct1353126405504573
9221715515584805
1051345060432251
11153a6355061a33
125913024a2704b
132285a840ca181
14c97185473415
155e090995e2bb
hex2eb2b416897b

51345060432251 has 8 divisors (see below), whose sum is σ = 53614176437760. Its totient is φ = 49079004599592.

The previous prime is 51345060432227. The next prime is 51345060432293. The reversal of 51345060432251 is 15223406054315.

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 51345060432251 - 214 = 51345060415867 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 51345060432199 and 51345060432208.

It is not an unprimeable number, because it can be changed into a prime (51345050432251) 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, 765008915 + ... + 765076028.

It is an arithmetic number, because the mean of its divisors is an integer number (6701772054720).

Almost surely, 251345060432251 is an apocalyptic number.

51345060432251 is a deficient number, since it is larger than the sum of its proper divisors (2269116005509).

51345060432251 is a wasteful number, since it uses less digits than its factorization.

51345060432251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1530086425.

The product of its (nonzero) digits is 432000, while the sum is 41.

Adding to 51345060432251 its reverse (15223406054315), we get a palindrome (66568466486566).

The spelling of 51345060432251 in words is "fifty-one trillion, three hundred forty-five billion, sixty million, four hundred thirty-two thousand, two hundred fifty-one".

Divisors: 1 23 1459 33557 1530084943 35191953689 2232393931837 51345060432251