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51210641530411 = 1123202413602887
BaseRepresentation
bin10111010010011011010000…
…00110001101111000101011
320201022200121122210010112021
423221031220012031320223
523203013343212433121
6300525502142525311
713533563302556146
oct1351155006157053
9221280548703467
1051210641530411
11153543470a3510
1258b0b70296837
1322761b18a502c
14c9087316d05d
155dc18dbcb641
hex2e936818de2b

51210641530411 has 8 divisors (see below), whose sum is σ = 58295117631744. Its totient is φ = 44530992634920.

The previous prime is 51210641530313. The next prime is 51210641530423. The reversal of 51210641530411 is 11403514601215.

51210641530411 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 51210641530411 - 225 = 51210607975979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51210641530441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101206801191 + ... + 101206801696.

It is an arithmetic number, because the mean of its divisors is an integer number (7286889703968).

Almost surely, 251210641530411 is an apocalyptic number.

51210641530411 is a deficient number, since it is larger than the sum of its proper divisors (7084476101333).

51210641530411 is a wasteful number, since it uses less digits than its factorization.

51210641530411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202413602921.

The product of its (nonzero) digits is 14400, while the sum is 34.

The spelling of 51210641530411 in words is "fifty-one trillion, two hundred ten billion, six hundred forty-one million, five hundred thirty thousand, four hundred eleven".

Divisors: 1 11 23 253 202413602887 2226549631757 4655512866401 51210641530411