Base | Representation |
---|---|
bin | 1000011000010… |
… | …11010010111001 |
3 | 11220021122122110 |
4 | 10030023102321 |
5 | 120444111412 |
6 | 10550442533 |
7 | 1512355524 |
oct | 414132271 |
9 | 156248573 |
10 | 70300857 |
11 | 36757090 |
12 | 1b663449 |
13 | 11745753 |
14 | 949dbbb |
15 | 6289d3c |
hex | 430b4b9 |
70300857 has 16 divisors (see below), whose sum is σ = 106702848. Its totient is φ = 40753680.
The previous prime is 70300849. The next prime is 70300859. The reversal of 70300857 is 75800307.
It is not a de Polignac number, because 70300857 - 23 = 70300849 is a prime.
It is not an unprimeable number, because it can be changed into a prime (70300859) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45553 + ... + 47070.
It is an arithmetic number, because the mean of its divisors is an integer number (6668928).
Almost surely, 270300857 is an apocalyptic number.
It is an amenable number.
70300857 is a deficient number, since it is larger than the sum of its proper divisors (36401991).
70300857 is a wasteful number, since it uses less digits than its factorization.
70300857 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 92660.
The product of its (nonzero) digits is 5880, while the sum is 30.
The square root of 70300857 is about 8384.5606324959. The cubic root of 70300857 is about 412.7181230237.
The spelling of 70300857 in words is "seventy million, three hundred thousand, eight hundred fifty-seven".
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