Base | Representation |
---|---|
bin | 1000010110000… |
… | …10001000111000 |
3 | 11212201102121100 |
4 | 10023002020320 |
5 | 120410014313 |
6 | 10540211400 |
7 | 1510000104 |
oct | 413021070 |
9 | 155642540 |
10 | 70001208 |
11 | 36571a42 |
12 | 1b539b60 |
13 | 1166c244 |
14 | 9422904 |
15 | 622b173 |
hex | 42c2238 |
70001208 has 48 divisors (see below), whose sum is σ = 190246680. Its totient is φ = 23252544.
The previous prime is 70001203. The next prime is 70001237. The reversal of 70001208 is 80210007.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70001201) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21291 + ... + 24357.
Almost surely, 270001208 is an apocalyptic number.
It is an amenable number.
70001208 is an abundant number, since it is smaller than the sum of its proper divisors (120245472).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70001208 is a wasteful number, since it uses less digits than its factorization.
70001208 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3396 (or 3389 counting only the distinct ones).
The product of its (nonzero) digits is 112, while the sum is 18.
The square root of 70001208 is about 8366.6724568373. The cubic root of 70001208 is about 412.1309006875.
The spelling of 70001208 in words is "seventy million, one thousand, two hundred eight".
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