Base | Representation |
---|---|
bin | 1000011101010… |
… | …00110000000010 |
3 | 11221111102100000 |
4 | 10032220300002 |
5 | 121130231134 |
6 | 11012340430 |
7 | 1521013023 |
oct | 416506002 |
9 | 157442300 |
10 | 70945794 |
11 | 37057697 |
12 | 1b914716 |
13 | 1191017a |
14 | 95cac4a |
15 | 6365e99 |
hex | 43a8c02 |
70945794 has 96 divisors (see below), whose sum is σ = 174859776. Its totient is φ = 21461760.
The previous prime is 70945793. The next prime is 70945799. The reversal of 70945794 is 49754907.
70945794 is a `hidden beast` number, since 70 + 9 + 4 + 579 + 4 = 666.
It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (70945793) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 255984 + ... + 256260.
It is an arithmetic number, because the mean of its divisors is an integer number (1821456).
Almost surely, 270945794 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 70945794, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87429888).
70945794 is an abundant number, since it is smaller than the sum of its proper divisors (103913982).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70945794 is a wasteful number, since it uses less digits than its factorization.
70945794 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 342 (or 330 counting only the distinct ones).
The product of its (nonzero) digits is 317520, while the sum is 45.
The square root of 70945794 is about 8422.9326246860. The cubic root of 70945794 is about 413.9763691616.
The spelling of 70945794 in words is "seventy million, nine hundred forty-five thousand, seven hundred ninety-four".
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