Base | Representation |
---|---|
bin | 1000011001001… |
… | …00001111110000 |
3 | 11220110211211121 |
4 | 10030210033300 |
5 | 121010344211 |
6 | 10552552024 |
7 | 1513262503 |
oct | 414441760 |
9 | 156424747 |
10 | 70403056 |
11 | 36816949 |
12 | 1b6b2614 |
13 | 11780119 |
14 | 94c913a |
15 | 62aa271 |
hex | 43243f0 |
70403056 has 20 divisors (see below), whose sum is σ = 143585800. Its totient is φ = 33348672.
The previous prime is 70403041. The next prime is 70403059. The reversal of 70403056 is 65030407.
It is a self number, because there is not a number n which added to its sum of digits gives 70403056.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70403059) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115491 + ... + 116098.
It is an arithmetic number, because the mean of its divisors is an integer number (7179290).
Almost surely, 270403056 is an apocalyptic number.
70403056 is a gapful number since it is divisible by the number (76) formed by its first and last digit.
It is an amenable number.
70403056 is an abundant number, since it is smaller than the sum of its proper divisors (73182744).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70403056 is a wasteful number, since it uses less digits than its factorization.
70403056 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 231616 (or 231610 counting only the distinct ones).
The product of its (nonzero) digits is 2520, while the sum is 25.
The square root of 70403056 is about 8390.6528947395. The cubic root of 70403056 is about 412.9180208083.
The spelling of 70403056 in words is "seventy million, four hundred three thousand, fifty-six".
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