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87280227483 = 3233124864417
BaseRepresentation
bin101000101001001001…
…1101001010010011011
322100021201010221121220
41101102103221102123
52412222214234413
6104032422103123
76206612456421
oct1212223512233
9270251127556
1087280227483
113401945a809
1214ab9b7aaa3
1382cc504b27
14431d9dd111
15240c6dd223
hex14524e949b

87280227483 has 8 divisors (see below), whose sum is σ = 116873095248. Its totient is φ = 57937089024.

The previous prime is 87280227469. The next prime is 87280227533. The reversal of 87280227483 is 38472208278.

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

It is not a de Polignac number, because 87280227483 - 24 = 87280227467 is a prime.

It is not an unprimeable number, because it can be changed into a prime (87280227413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62431510 + ... + 62432907.

It is an arithmetic number, because the mean of its divisors is an integer number (14609136906).

Almost surely, 287280227483 is an apocalyptic number.

87280227483 is a deficient number, since it is larger than the sum of its proper divisors (29592867765).

87280227483 is a wasteful number, since it uses less digits than its factorization.

87280227483 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124864653.

The product of its (nonzero) digits is 2408448, while the sum is 51.

The spelling of 87280227483 in words is "eighty-seven billion, two hundred eighty million, two hundred twenty-seven thousand, four hundred eighty-three".

Divisors: 1 3 233 699 124864417 374593251 29093409161 87280227483