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7145083693 = 113831695961
BaseRepresentation
bin1101010011110000…
…10101001100101101
3200102221201212012101
412221320111030231
5104113120134233
63140555535101
7342030131536
oct65170251455
920387655171
107145083693
113037239150
121474a5a491
1389b3a3197
144bad2568d
152bc426c7d
hex1a9e1532d

7145083693 has 8 divisors (see below), whose sum is σ = 7814992896. Its totient is φ = 6478567200.

The previous prime is 7145083637. The next prime is 7145083711. The reversal of 7145083693 is 3963805417.

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

It is a cyclic number.

It is not a de Polignac number, because 7145083693 - 29 = 7145083181 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 (7145083633) 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 7 ways as a sum of consecutive naturals, for example, 843768 + ... + 852193.

It is an arithmetic number, because the mean of its divisors is an integer number (976874112).

Almost surely, 27145083693 is an apocalyptic number.

It is an amenable number.

7145083693 is a deficient number, since it is larger than the sum of its proper divisors (669909203).

7145083693 is a wasteful number, since it uses less digits than its factorization.

7145083693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1696355.

The product of its (nonzero) digits is 544320, while the sum is 46.

The square root of 7145083693 is about 84528.5968947788. The cubic root of 7145083693 is about 1926.0568722115.

It can be divided in two parts, 714508 and 3693, that added together give a triangular number (718201 = T1198).

The spelling of 7145083693 in words is "seven billion, one hundred forty-five million, eighty-three thousand, six hundred ninety-three".

Divisors: 1 11 383 4213 1695961 18655571 649553063 7145083693