Base | Representation |
---|---|
bin | 10000001101001111… |
… | …01110101100000100 |
3 | 211110101111020121010 |
4 | 20012213232230010 |
5 | 120304424401430 |
6 | 3555220522220 |
7 | 425422250040 |
oct | 100647565404 |
9 | 24411436533 |
10 | 8701012740 |
11 | 3765549722 |
12 | 1829b50370 |
13 | a88848464 |
14 | 5c7827020 |
15 | 35dd1ccb0 |
hex | 2069eeb04 |
8701012740 has 48 divisors (see below), whose sum is σ = 27843242112. Its totient is φ = 1988802816.
The previous prime is 8701012739. The next prime is 8701012753. The reversal of 8701012740 is 472101078.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a junction number, because it is equal to n+sod(n) for n = 8701012698 and 8701012707.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10357929 + ... + 10358768.
It is an arithmetic number, because the mean of its divisors is an integer number (580067544).
Almost surely, 28701012740 is an apocalyptic number.
It is an amenable number.
8701012740 is an abundant number, since it is smaller than the sum of its proper divisors (19142229372).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8701012740 is a wasteful number, since it uses less digits than its factorization.
8701012740 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20716716 (or 20716714 counting only the distinct ones).
The product of its (nonzero) digits is 3136, while the sum is 30.
The square root of 8701012740 is about 93279.2192291509. The cubic root of 8701012740 is about 2056.7899181901.
The spelling of 8701012740 in words is "eight billion, seven hundred one million, twelve thousand, seven hundred forty".
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