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8027215463141 = 710725750598243
BaseRepresentation
bin111010011001111101101…
…0100111000001011100101
31001102101122110002011202122
41310303323110320023211
52023004214124310031
625023352445515325
71455642611431640
oct164637324701345
931371573064678
108027215463141
112615360950536
12a9788a272b45
13462c6a1143c4
141da73ad6aa57
15ddc163ab47b
hex74cfb5382e5

8027215463141 has 32 divisors (see below), whose sum is σ = 9298693831680. Its totient is φ = 6787479269376.

The previous prime is 8027215463129. The next prime is 8027215463227. The reversal of 8027215463141 is 1413645127208.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-8027215463141 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8027215463092 and 8027215463101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8027215463941) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 973817966 + ... + 973826208.

It is an arithmetic number, because the mean of its divisors is an integer number (290584182240).

Almost surely, 28027215463141 is an apocalyptic number.

It is an amenable number.

8027215463141 is a deficient number, since it is larger than the sum of its proper divisors (1271478368539).

8027215463141 is a wasteful number, since it uses less digits than its factorization.

8027215463141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13673.

The product of its (nonzero) digits is 322560, while the sum is 44.

The spelling of 8027215463141 in words is "eight trillion, twenty-seven billion, two hundred fifteen million, four hundred sixty-three thousand, one hundred forty-one".

Divisors: 1 7 107 257 749 1799 5059 8243 27499 35413 57701 192493 541313 882001 1300163 2118451 3789191 6174007 9101141 14829157 41701337 139117441 226674257 291909359 973822087 1586719799 4462043059 10717243609 31234301413 75020705263 1146745066163 8027215463141