Base | Representation |
---|---|
bin | 1000011000100… |
… | …01001100100101 |
3 | 11220022212210201 |
4 | 10030101030211 |
5 | 121000400104 |
6 | 10551150501 |
7 | 1512516145 |
oct | 414211445 |
9 | 156285721 |
10 | 70325029 |
11 | 36773265 |
12 | 1b675431 |
13 | 11753758 |
14 | 94a8925 |
15 | 62920a4 |
hex | 4311325 |
70325029 has 4 divisors (see below), whose sum is σ = 72750060. Its totient is φ = 67900000.
The previous prime is 70324997. The next prime is 70325069. The reversal of 70325029 is 92052307.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 92052307 = 7607 ⋅12101.
It can be written as a sum of positive squares in 2 ways, for example, as 55130625 + 15194404 = 7425^2 + 3898^2 .
It is a cyclic number.
It is not a de Polignac number, because 70325029 - 25 = 70324997 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 70324988 and 70325006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70325069) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1212472 + ... + 1212529.
It is an arithmetic number, because the mean of its divisors is an integer number (18187515).
Almost surely, 270325029 is an apocalyptic number.
It is an amenable number.
70325029 is a deficient number, since it is larger than the sum of its proper divisors (2425031).
70325029 is a wasteful number, since it uses less digits than its factorization.
70325029 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2425030.
The product of its (nonzero) digits is 3780, while the sum is 28.
The square root of 70325029 is about 8386.0019675648. The cubic root of 70325029 is about 412.7654201204.
The spelling of 70325029 in words is "seventy million, three hundred twenty-five thousand, twenty-nine".
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