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80852881241 = 1128325972657
BaseRepresentation
bin100101101001100110…
…1010000111101011001
321201200202221221010002
41023103031100331121
52311041314144431
6101050541502345
75561416102556
oct1132315207531
9251622857102
1080852881241
1131320386410
12138055719b5
137816a41682
143cb014ba2d
1521832de3cb
hex12d3350f59

80852881241 has 8 divisors (see below), whose sum is σ = 88514818464. Its totient is φ = 73242889920.

The previous prime is 80852881237. The next prime is 80852881271. The reversal of 80852881241 is 14218825808.

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 80852881241 - 22 = 80852881237 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80852881231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12983216 + ... + 12989441.

It is an arithmetic number, because the mean of its divisors is an integer number (11064352308).

Almost surely, 280852881241 is an apocalyptic number.

It is an amenable number.

80852881241 is a deficient number, since it is larger than the sum of its proper divisors (7661937223).

80852881241 is a wasteful number, since it uses less digits than its factorization.

80852881241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25972951.

The product of its (nonzero) digits is 327680, while the sum is 47.

The spelling of 80852881241 in words is "eighty billion, eight hundred fifty-two million, eight hundred eighty-one thousand, two hundred forty-one".

Divisors: 1 11 283 3113 25972657 285699227 7350261931 80852881241