Base | Representation |
---|---|
bin | 1000010110101… |
… | …11111001000100 |
3 | 11212212221211100 |
4 | 10023113321010 |
5 | 120420342213 |
6 | 10542140100 |
7 | 1510520631 |
oct | 413277104 |
9 | 155787740 |
10 | 70090308 |
11 | 36622982 |
12 | 1b581630 |
13 | 116a0972 |
14 | 9447188 |
15 | 6247773 |
hex | 42d7e44 |
70090308 has 36 divisors (see below), whose sum is σ = 179823280. Its totient is φ = 23013936.
The previous prime is 70090283. The next prime is 70090313. The reversal of 70090308 is 80309007.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (36).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12118 + ... + 16941.
Almost surely, 270090308 is an apocalyptic number.
It is an amenable number.
70090308 is an abundant number, since it is smaller than the sum of its proper divisors (109732972).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70090308 is a wasteful number, since it uses less digits than its factorization.
70090308 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29136 (or 29131 counting only the distinct ones).
The product of its (nonzero) digits is 1512, while the sum is 27.
The square root of 70090308 is about 8371.9954610594. The cubic root of 70090308 is about 412.3056847874.
The spelling of 70090308 in words is "seventy million, ninety thousand, three hundred eight".
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