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48571386551 = 3110911436131
BaseRepresentation
bin101101001111000101…
…001000101010110111
311122101000122002101122
4231033011020222313
51243433233332201
634151405214155
73336433654652
oct551705105267
9148330562348
1048571386551
1119665310686
1294b656135b
134770ab341c
1424caad0899
1513e424be1b
hexb4f148ab7

48571386551 has 8 divisors (see below), whose sum is σ = 50184196608. Its totient is φ = 46961451000.

The previous prime is 48571386491. The next prime is 48571386557. The reversal of 48571386551 is 15568317584.

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 48571386551 - 214 = 48571370167 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 48571386493 and 48571386502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48571386557) 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, 684245 + ... + 751886.

It is an arithmetic number, because the mean of its divisors is an integer number (6273024576).

Almost surely, 248571386551 is an apocalyptic number.

48571386551 is a deficient number, since it is larger than the sum of its proper divisors (1612810057).

48571386551 is a wasteful number, since it uses less digits than its factorization.

48571386551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1437253.

The product of its digits is 4032000, while the sum is 53.

The spelling of 48571386551 in words is "forty-eight billion, five hundred seventy-one million, three hundred eighty-six thousand, five hundred fifty-one".

Divisors: 1 31 1091 33821 1436131 44520061 1566818921 48571386551