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8070448325 = 523759314713
BaseRepresentation
bin1111000010000100…
…10100010011000101
3202211102222020211112
413201002110103011
5113012013321300
63412453414405
7403664451602
oct74102242305
922742866745
108070448325
113471615305
12169293a405
139b800aa14
14567ba56a9
153237b3e35
hex1e10944c5

8070448325 has 24 divisors (see below), whose sum is σ = 10295856648. Its totient is φ = 6270842880.

The previous prime is 8070448319. The next prime is 8070448327. The reversal of 8070448325 is 5238440708.

It can be written as a sum of positive squares in 12 ways, for example, as 122190916 + 7948257409 = 11054^2 + 89153^2 .

It is not a de Polignac number, because 8070448325 - 212 = 8070444229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8070448327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 541169 + ... + 555881.

It is an arithmetic number, because the mean of its divisors is an integer number (428994027).

Almost surely, 28070448325 is an apocalyptic number.

It is an amenable number.

8070448325 is a deficient number, since it is larger than the sum of its proper divisors (2225408323).

8070448325 is a wasteful number, since it uses less digits than its factorization.

8070448325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15353 (or 15348 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 41.

The square root of 8070448325 is about 89835.6740109407. The cubic root of 8070448325 is about 2005.8535450414.

The spelling of 8070448325 in words is "eight billion, seventy million, four hundred forty-eight thousand, three hundred twenty-five".

Divisors: 1 5 25 37 185 593 925 2965 14713 14825 21941 73565 109705 367825 544381 548525 2721905 8724809 13609525 43624045 218120225 322817933 1614089665 8070448325