Base | Representation |
---|---|
bin | 100000101100011101… |
… | …0101011110111000000 |
3 | 20201020010212100021102 |
4 | 1001120322223313000 |
5 | 2122243040140434 |
6 | 52130554513532 |
7 | 5033620553420 |
oct | 1013072536700 |
9 | 221203770242 |
10 | 70211255744 |
11 | 2785a4726a3 |
12 | 117357358a8 |
13 | 680c142c56 |
14 | 3580ac8480 |
15 | 1c5de4007e |
hex | 1058eabdc0 |
70211255744 has 28 divisors (see below), whose sum is σ = 159229098864. Its totient is φ = 30090537984.
The previous prime is 70211255711. The next prime is 70211255839. The reversal of 70211255744 is 44755211207.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (28).
It is a junction number, because it is equal to n+sod(n) for n = 70211255698 and 70211255707.
It is a congruent number.
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 3 ways as a sum of consecutive naturals, for example, 78360329 + ... + 78361224.
Almost surely, 270211255744 is an apocalyptic number.
It is an amenable number.
70211255744 is an abundant number, since it is smaller than the sum of its proper divisors (89017843120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70211255744 is a wasteful number, since it uses less digits than its factorization.
70211255744 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 156721572 (or 156721562 counting only the distinct ones).
The product of its (nonzero) digits is 78400, while the sum is 38.
The spelling of 70211255744 in words is "seventy billion, two hundred eleven million, two hundred fifty-five thousand, seven hundred forty-four".
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