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325148093 = 1078930137
BaseRepresentation
bin10011011000010…
…101110110111101
3211122211020022222
4103120111312331
51131214214333
652133015125
711025466424
oct2330256675
9748736288
10325148093
111575a0636
1290a844a5
135249452a
143127c2bb
151d82a298
hex13615dbd

325148093 has 4 divisors (see below), whose sum is σ = 325189020. Its totient is φ = 325107168.

The previous prime is 325148077. The next prime is 325148107. The reversal of 325148093 is 390841523.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 78092569 + 247055524 = 8837^2 + 15718^2 .

It is a cyclic number.

It is not a de Polignac number, because 325148093 - 24 = 325148077 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 (325148053) 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, 4280 + ... + 25857.

It is an arithmetic number, because the mean of its divisors is an integer number (81297255).

Almost surely, 2325148093 is an apocalyptic number.

It is an amenable number.

325148093 is a deficient number, since it is larger than the sum of its proper divisors (40927).

325148093 is a wasteful number, since it uses less digits than its factorization.

325148093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40926.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 325148093 is about 18031.8632703334. The cubic root of 325148093 is about 687.6388474606.

The spelling of 325148093 in words is "three hundred twenty-five million, one hundred forty-eight thousand, ninety-three".

Divisors: 1 10789 30137 325148093