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70050329 = 307922751
BaseRepresentation
bin1000010110011…
…10001000011001
311212210220222122
410023032020121
5120413102304
610541231025
71510263236
oct413161031
9155726878
1070050329
11365a5938
121b562475
13116886cb
14943678d
15623a9be
hex42ce219

70050329 has 4 divisors (see below), whose sum is σ = 70076160. Its totient is φ = 70024500.

The previous prime is 70050293. The next prime is 70050347. The reversal of 70050329 is 92305007.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 92305007 = 758912163.

It is a cyclic number.

It is not a de Polignac number, because 70050329 - 212 = 70046233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 70050298 and 70050307.

It is not an unprimeable number, because it can be changed into a prime (70050389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8297 + ... + 14454.

It is an arithmetic number, because the mean of its divisors is an integer number (17519040).

Almost surely, 270050329 is an apocalyptic number.

It is an amenable number.

70050329 is a deficient number, since it is larger than the sum of its proper divisors (25831).

70050329 is a wasteful number, since it uses less digits than its factorization.

70050329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25830.

The product of its (nonzero) digits is 1890, while the sum is 26.

The square root of 70050329 is about 8369.6074579397. The cubic root of 70050329 is about 412.2272778270.

The spelling of 70050329 in words is "seventy million, fifty thousand, three hundred twenty-nine".

Divisors: 1 3079 22751 70050329