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48865153217 = 234745203657
BaseRepresentation
bin101101100000100101…
…110001000011000001
311200010111101222111112
4231200211301003001
51300033434400332
634240501453105
73346631643356
oct554045610301
9150114358445
1048865153217
11197a6117951
129578a11195
1347b990ac5a
142517b2062d
15140ee28db2
hexb609710c1

48865153217 has 8 divisors (see below), whose sum is σ = 52074614016. Its totient is φ = 45746099872.

The previous prime is 48865153193. The next prime is 48865153289. The reversal of 48865153217 is 71235156884.

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

It is a de Polignac number, because none of the positive numbers 2k-48865153217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48865155217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22600748 + ... + 22602909.

It is an arithmetic number, because the mean of its divisors is an integer number (6509326752).

Almost surely, 248865153217 is an apocalyptic number.

48865153217 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

It is an amenable number.

48865153217 is a deficient number, since it is larger than the sum of its proper divisors (3209460799).

48865153217 is a wasteful number, since it uses less digits than its factorization.

48865153217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45203727.

The product of its digits is 1612800, while the sum is 50.

The spelling of 48865153217 in words is "forty-eight billion, eight hundred sixty-five million, one hundred fifty-three thousand, two hundred seventeen".

Divisors: 1 23 47 1081 45203657 1039684111 2124571879 48865153217