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4248531825 = 352232462917
BaseRepresentation
bin1111110100111011…
…0111001101110001
3101222002100210000120
43331032313031301
532200111004300
61541324440453
7210165632106
oct37516671561
911862323016
104248531825
11189020492a
129a69a9129
1352926ba75
142c436aaad
1519ceb93a0
hexfd3b7371

4248531825 has 24 divisors (see below), whose sum is σ = 7329643968. Its totient is φ = 2167366080.

The previous prime is 4248531823. The next prime is 4248531839. The reversal of 4248531825 is 5281358424.

It is not a de Polignac number, because 4248531825 - 21 = 4248531823 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4248531821) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1229734 + ... + 1233183.

It is an arithmetic number, because the mean of its divisors is an integer number (305401832).

Almost surely, 24248531825 is an apocalyptic number.

It is an amenable number.

4248531825 is a deficient number, since it is larger than the sum of its proper divisors (3081112143).

4248531825 is a wasteful number, since it uses less digits than its factorization.

4248531825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2462953 (or 2462948 counting only the distinct ones).

The product of its digits is 307200, while the sum is 42.

The square root of 4248531825 is about 65180.7626911499. The cubic root of 4248531825 is about 1619.6193569189.

The spelling of 4248531825 in words is "four billion, two hundred forty-eight million, five hundred thirty-one thousand, eight hundred twenty-five".

Divisors: 1 3 5 15 23 25 69 75 115 345 575 1725 2462917 7388751 12314585 36943755 56647091 61572925 169941273 184718775 283235455 849706365 1416177275 4248531825