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48575231 = 59823309
BaseRepresentation
bin1011100101001…
…1001011111111
310101101212200122
42321103023333
544413401411
64453045155
71126611515
oct271231377
9111355618
1048575231
1125468321
12143267bb
13a0a9a53
1466464b5
1543e79db
hex2e532ff

48575231 has 4 divisors (see below), whose sum is σ = 49398600. Its totient is φ = 47751864.

The previous prime is 48575207. The next prime is 48575249. The reversal of 48575231 is 13257584.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 48575231 - 26 = 48575167 is a prime.

It is a super-2 number, since 2×485752312 = 4719106133406722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 48575191 and 48575200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48575291) 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 3 ways as a sum of consecutive naturals, for example, 411596 + ... + 411713.

It is an arithmetic number, because the mean of its divisors is an integer number (12349650).

Almost surely, 248575231 is an apocalyptic number.

48575231 is a deficient number, since it is larger than the sum of its proper divisors (823369).

48575231 is an equidigital number, since it uses as much as digits as its factorization.

48575231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 823368.

The product of its digits is 33600, while the sum is 35.

The square root of 48575231 is about 6969.5933166864. The cubic root of 48575231 is about 364.8701132894.

The spelling of 48575231 in words is "forty-eight million, five hundred seventy-five thousand, two hundred thirty-one".

Divisors: 1 59 823309 48575231