Base | Representation |
---|---|
bin | 1000011010010… |
… | …00101000010101 |
3 | 11220202102021012 |
4 | 10031020220111 |
5 | 121030131320 |
6 | 11000102005 |
7 | 1514453132 |
oct | 415105025 |
9 | 156672235 |
10 | 70552085 |
11 | 3690890a |
12 | 1b764905 |
13 | 11802bc6 |
14 | 9527589 |
15 | 62d94c5 |
hex | 4348a15 |
70552085 has 4 divisors (see below), whose sum is σ = 84662508. Its totient is φ = 56441664.
The previous prime is 70552049. The next prime is 70552087. The reversal of 70552085 is 58025507.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 58025507 = 983 ⋅59029.
It can be written as a sum of positive squares in 2 ways, for example, as 20666116 + 49885969 = 4546^2 + 7063^2 .
It is a cyclic number.
It is not a de Polignac number, because 70552085 - 28 = 70551829 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 (70552087) 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, 7055204 + ... + 7055213.
It is an arithmetic number, because the mean of its divisors is an integer number (21165627).
Almost surely, 270552085 is an apocalyptic number.
It is an amenable number.
70552085 is a deficient number, since it is larger than the sum of its proper divisors (14110423).
70552085 is a wasteful number, since it uses less digits than its factorization.
70552085 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14110422.
The product of its (nonzero) digits is 14000, while the sum is 32.
The square root of 70552085 is about 8399.5288558347. The cubic root of 70552085 is about 413.2091700563.
The spelling of 70552085 in words is "seventy million, five hundred fifty-two thousand, eighty-five".
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