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75070384337 = 1317339684997
BaseRepresentation
bin100010111101010001…
…0110010100011010001
321011202210011122121002
41011322202302203101
52212221004244322
654253054511345
75265212511164
oct1057242624321
9234683148532
1075070384337
1129923302953
1212670b05555
137104a4a980
1438c2199adb
151e4581bc92
hex117a8b28d1

75070384337 has 8 divisors (see below), whose sum is σ = 85600619496. Its totient is φ = 65219519232.

The previous prime is 75070384327. The next prime is 75070384343. The reversal of 75070384337 is 73348307057.

It can be written as a sum of positive squares in 4 ways, for example, as 15846781456 + 59223602881 = 125884^2 + 243359^2 .

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 75070384337 - 234 = 57890515153 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 75070384291 and 75070384300.

It is not an unprimeable number, because it can be changed into a prime (75070384327) 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, 169842278 + ... + 169842719.

It is an arithmetic number, because the mean of its divisors is an integer number (10700077437).

Almost surely, 275070384337 is an apocalyptic number.

It is an amenable number.

75070384337 is a deficient number, since it is larger than the sum of its proper divisors (10530235159).

75070384337 is a wasteful number, since it uses less digits than its factorization.

75070384337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339685027.

The product of its (nonzero) digits is 1481760, while the sum is 47.

The spelling of 75070384337 in words is "seventy-five billion, seventy million, three hundred eighty-four thousand, three hundred thirty-seven".

Divisors: 1 13 17 221 339684997 4415904961 5774644949 75070384337