Base | Representation |
---|---|
bin | 1000011000110… |
… | …00110000000000 |
3 | 11220101110020121 |
4 | 10030120300000 |
5 | 121002342333 |
6 | 10551550024 |
7 | 1513005304 |
oct | 414306000 |
9 | 156343217 |
10 | 70355968 |
11 | 36794531 |
12 | 1b68b314 |
13 | 11764867 |
14 | 94b5d04 |
15 | 629b32d |
hex | 4318c00 |
70355968 has 44 divisors (see below), whose sum is σ = 142012672. Its totient is φ = 34836480.
The previous prime is 70355941. The next prime is 70355969. The reversal of 70355968 is 86955307.
It is not an unprimeable number, because it can be changed into a prime (70355969) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129778 + ... + 130318.
Almost surely, 270355968 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 70355968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71006336).
70355968 is an abundant number, since it is smaller than the sum of its proper divisors (71656704).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70355968 is a wasteful number, since it uses less digits than its factorization.
70355968 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 688 (or 670 counting only the distinct ones).
The product of its (nonzero) digits is 226800, while the sum is 43.
The square root of 70355968 is about 8387.8464459002. The cubic root of 70355968 is about 412.8259423233.
The spelling of 70355968 in words is "seventy million, three hundred fifty-five thousand, nine hundred sixty-eight".
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