Base | Representation |
---|---|
bin | 10010111001010000… |
… | …00100000001101100 |
3 | 222011221121120200000 |
4 | 21130220010001230 |
5 | 131233322100331 |
6 | 4354323504300 |
7 | 506243034120 |
oct | 113450040154 |
9 | 28157546600 |
10 | 10143940716 |
11 | 4335a98888 |
12 | 1b71228090 |
13 | c587773b0 |
14 | 6c3311580 |
15 | 3e58420e6 |
hex | 25ca0406c |
10143940716 has 288 divisors, whose sum is σ = 33197219328. Its totient is φ = 2636997120.
The previous prime is 10143940693. The next prime is 10143940717. The reversal of 10143940716 is 61704934101.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (10143940717) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6456211 + ... + 6457781.
Almost surely, 210143940716 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 10143940716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16598609664).
10143940716 is an abundant number, since it is smaller than the sum of its proper divisors (23053278612).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10143940716 is a wasteful number, since it uses less digits than its factorization.
10143940716 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1683 (or 1669 counting only the distinct ones).
The product of its (nonzero) digits is 18144, while the sum is 36.
The spelling of 10143940716 in words is "ten billion, one hundred forty-three million, nine hundred forty thousand, seven hundred sixteen".
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