Base | Representation |
---|---|
bin | 100000100101011001… |
… | …111000011101110000 |
3 | 10100022022201222201002 |
4 | 200211121320131300 |
5 | 1033123220431430 |
6 | 24023430501132 |
7 | 2346005655323 |
oct | 404531703560 |
9 | 110268658632 |
10 | 34987280240 |
11 | 13924453540 |
12 | 69452047a8 |
13 | 33b76bc1b3 |
14 | 199c9587ba |
15 | d9b8bb845 |
hex | 825678770 |
34987280240 has 160 divisors (see below), whose sum is σ = 91045886976. Its totient is φ = 12393722880.
The previous prime is 34987280213. The next prime is 34987280249. The reversal of 34987280240 is 4208278943.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (34987280249) 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, 17518922 + ... + 17520918.
Almost surely, 234987280240 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 34987280240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45522943488).
34987280240 is an abundant number, since it is smaller than the sum of its proper divisors (56058606736).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
34987280240 is a wasteful number, since it uses less digits than its factorization.
34987280240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2527 (or 2521 counting only the distinct ones).
The product of its (nonzero) digits is 774144, while the sum is 47.
The spelling of 34987280240 in words is "thirty-four billion, nine hundred eighty-seven million, two hundred eighty thousand, two hundred forty".
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