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488297561271 = 31312520450289
BaseRepresentation
bin1110001101100001100…
…11010111110010110111
31201200101022000020012220
413012300303113302313
531000013133430041
61012153143213423
750164316534232
oct7066063276267
91650338006186
10488297561271
111790a4275033
127a775a47273
133707a83c010
14198c2d42419
15ca7d58dd66
hex71b0cd7cb7

488297561271 has 8 divisors (see below), whose sum is σ = 701145216240. Its totient is φ = 300490806912.

The previous prime is 488297561263. The next prime is 488297561281. The reversal of 488297561271 is 172165792884.

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

It is not a de Polignac number, because 488297561271 - 23 = 488297561263 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (488297561261) 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, 6260225106 + ... + 6260225183.

It is an arithmetic number, because the mean of its divisors is an integer number (87643152030).

Almost surely, 2488297561271 is an apocalyptic number.

488297561271 is a deficient number, since it is larger than the sum of its proper divisors (212847654969).

488297561271 is a wasteful number, since it uses less digits than its factorization.

488297561271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12520450305.

The product of its digits is 13547520, while the sum is 60.

The spelling of 488297561271 in words is "four hundred eighty-eight billion, two hundred ninety-seven million, five hundred sixty-one thousand, two hundred seventy-one".

Divisors: 1 3 13 39 12520450289 37561350867 162765853757 488297561271