Base | Representation |
---|---|
bin | 1000011100001… |
… | …00011000001000 |
3 | 11221012211222000 |
4 | 10032010120020 |
5 | 121110444213 |
6 | 11005231000 |
7 | 1516522455 |
oct | 416043010 |
9 | 157184860 |
10 | 70796808 |
11 | 36a65765 |
12 | 1b862460 |
13 | 1188a404 |
14 | 958c82c |
15 | 6336c73 |
hex | 4384608 |
70796808 has 128 divisors (see below), whose sum is σ = 206976000. Its totient is φ = 22394880.
The previous prime is 70796807. The next prime is 70796813. The reversal of 70796808 is 80869707.
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 a taxicab number since it can be written as a sum of two cubes in more than one way. Here 70796808 = 1803 + 4023 = 3063 + 3483.
It is not an unprimeable number, because it can be changed into a prime (70796807) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 649458 + ... + 649566.
It is an arithmetic number, because the mean of its divisors is an integer number (1617000).
Almost surely, 270796808 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 70796808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103488000).
70796808 is an abundant number, since it is smaller than the sum of its proper divisors (136179192).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70796808 is a wasteful number, since it uses less digits than its factorization.
70796808 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 252 (or 242 counting only the distinct ones).
The product of its (nonzero) digits is 169344, while the sum is 45.
The square root of 70796808 is about 8414.0839073544. The cubic root of 70796808 is about 413.6863829438.
The spelling of 70796808 in words is "seventy million, seven hundred ninety-six thousand, eight hundred eight".
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