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47852583431 = 471861547093
BaseRepresentation
bin101100100100001111…
…000111101000000111
311120111221002002212212
4230210033013220013
51241000230132211
633552210534035
73312555151022
oct544417075007
9146457062785
1047852583431
1119326599214
12933589731b
134687bbc633
14245d4601b9
1513a10b338b
hexb243c7a07

47852583431 has 8 divisors (see below), whose sum is σ = 48897073344. Its totient is φ = 46809191520.

The previous prime is 47852583419. The next prime is 47852583463. The reversal of 47852583431 is 13438525874.

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 47852583431 - 214 = 47852567047 is a prime.

It is a super-2 number, since 2×478525834312 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 47852583431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47852583731) 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, 186080 + ... + 361013.

It is an arithmetic number, because the mean of its divisors is an integer number (6112134168).

Almost surely, 247852583431 is an apocalyptic number.

47852583431 is a deficient number, since it is larger than the sum of its proper divisors (1044489913).

47852583431 is a wasteful number, since it uses less digits than its factorization.

47852583431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549001.

The product of its digits is 3225600, while the sum is 50.

The spelling of 47852583431 in words is "forty-seven billion, eight hundred fifty-two million, five hundred eighty-three thousand, four hundred thirty-one".

Divisors: 1 47 1861 87467 547093 25713371 1018140073 47852583431