Base | Representation |
---|---|
bin | 1000011011111… |
… | …10110111100101 |
3 | 11221011201000100 |
4 | 10031332313211 |
5 | 121104233440 |
6 | 11004534313 |
7 | 1516366623 |
oct | 415766745 |
9 | 157151010 |
10 | 70774245 |
11 | 36a4a813 |
12 | 1b851399 |
13 | 11880069 |
14 | 9584513 |
15 | 6330230 |
hex | 437ede5 |
70774245 has 48 divisors (see below), whose sum is σ = 126846720. Its totient is φ = 36484992.
The previous prime is 70774211. The next prime is 70774309. The reversal of 70774245 is 54247707.
It is a happy number.
It is not a de Polignac number, because 70774245 - 211 = 70772197 is a prime.
It is a congruent number.
It is an unprimeable number.
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 47 ways as a sum of consecutive naturals, for example, 230382 + ... + 230688.
It is an arithmetic number, because the mean of its divisors is an integer number (2642640).
Almost surely, 270774245 is an apocalyptic number.
It is an amenable number.
70774245 is a deficient number, since it is larger than the sum of its proper divisors (56072475).
70774245 is a wasteful number, since it uses less digits than its factorization.
70774245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 474 (or 471 counting only the distinct ones).
The product of its (nonzero) digits is 54880, while the sum is 36.
The square root of 70774245 is about 8412.7430128348. The cubic root of 70774245 is about 413.6424308793.
The spelling of 70774245 in words is "seventy million, seven hundred seventy-four thousand, two hundred forty-five".
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