Base | Representation |
---|---|
bin | 1000011000000… |
… | …10100110100010 |
3 | 11220012211210200 |
4 | 10030002212202 |
5 | 120441442000 |
6 | 10550010030 |
7 | 1512146646 |
oct | 414024642 |
9 | 156184720 |
10 | 70265250 |
11 | 36732360 |
12 | 1b646916 |
13 | 11732493 |
14 | 9490c26 |
15 | 627e500 |
hex | 43029a2 |
70265250 has 192 divisors, whose sum is σ = 220776192. Its totient is φ = 15936000.
The previous prime is 70265243. The next prime is 70265263. The reversal of 70265250 is 5256207.
70265250 is a `hidden beast` number, since 7 + 0 + 2 + 652 + 5 + 0 = 666.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 420667 + ... + 420833.
It is an arithmetic number, because the mean of its divisors is an integer number (1149876).
Almost surely, 270265250 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 70265250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110388096).
70265250 is an abundant number, since it is smaller than the sum of its proper divisors (150510942).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70265250 is a wasteful number, since it uses less digits than its factorization.
70265250 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 218 (or 205 counting only the distinct ones).
The product of its (nonzero) digits is 4200, while the sum is 27.
The square root of 70265250 is about 8382.4369964826. The cubic root of 70265250 is about 412.6484314314.
The spelling of 70265250 in words is "seventy million, two hundred sixty-five thousand, two hundred fifty".
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