Base | Representation |
---|---|
bin | 100000101101001001… |
… | …1011111100100110000 |
3 | 20201021202200010010000 |
4 | 1001122103133210300 |
5 | 2122320020124430 |
6 | 52133145510000 |
7 | 5034322464531 |
oct | 1013223374460 |
9 | 221252603100 |
10 | 70234536240 |
11 | 27871623680 |
12 | 117414a2300 |
13 | 6813c045ab |
14 | 3583c28688 |
15 | 1c60edce60 |
hex | 105a4df930 |
70234536240 has 800 divisors, whose sum is σ = 280302327360. Its totient is φ = 16140902400.
The previous prime is 70234536227. The next prime is 70234536257. The reversal of 70234536240 is 4263543207.
70234536240 is a `hidden beast` number, since 7 + 0 + 23 + 4 + 5 + 3 + 624 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 70234536195 and 70234536204.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 126094042 + ... + 126094598.
Almost surely, 270234536240 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 70234536240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140151163680).
70234536240 is an abundant number, since it is smaller than the sum of its proper divisors (210067791120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70234536240 is a wasteful number, since it uses less digits than its factorization.
70234536240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 683 (or 668 counting only the distinct ones).
The product of its (nonzero) digits is 120960, while the sum is 36.
The spelling of 70234536240 in words is "seventy billion, two hundred thirty-four million, five hundred thirty-six thousand, two hundred forty".
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