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48613217 = 1713720873
BaseRepresentation
bin1011100101110…
…0011101100001
310101110210210112
42321130131201
544421110332
64453541105
71130130332
oct271343541
9111423715
1048613217
1125493914
1214344795
13a0c1123
146656289
154403db2
hex2e5c761

48613217 has 8 divisors (see below), whose sum is σ = 51851016. Its totient is φ = 45417472.

The previous prime is 48613211. The next prime is 48613241. The reversal of 48613217 is 71231684.

It can be written as a sum of positive squares in 4 ways, for example, as 10962721 + 37650496 = 3311^2 + 6136^2 .

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

It is not a de Polignac number, because 48613217 - 220 = 47564641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48613211) 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, 8108 + ... + 12765.

It is an arithmetic number, because the mean of its divisors is an integer number (6481377).

Almost surely, 248613217 is an apocalyptic number.

It is an amenable number.

48613217 is a deficient number, since it is larger than the sum of its proper divisors (3237799).

48613217 is a wasteful number, since it uses less digits than its factorization.

48613217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21027.

The product of its digits is 8064, while the sum is 32.

The square root of 48613217 is about 6972.3179072673. The cubic root of 48613217 is about 364.9651984083.

The spelling of 48613217 in words is "forty-eight million, six hundred thirteen thousand, two hundred seventeen".

Divisors: 1 17 137 2329 20873 354841 2859601 48613217