Base | Representation |
---|---|
bin | 1000010111011100111… |
… | …11100101001110001110 |
3 | 1000111000012211020120211 |
4 | 10023232133211032032 |
5 | 14202214042112440 |
6 | 340021140233034 |
7 | 26524516005103 |
oct | 4135637451616 |
9 | 1014005736524 |
10 | 287469097870 |
11 | 100a078a2039 |
12 | 4786899b77a |
13 | 211539b2516 |
14 | dcb0c06aaa |
15 | 772751deea |
hex | 42ee7e538e |
287469097870 has 16 divisors (see below), whose sum is σ = 518709528720. Its totient is φ = 114706494144.
The previous prime is 287469097813. The next prime is 287469097873. The reversal of 287469097870 is 78790964782.
It is a junction number, because it is equal to n+sod(n) for n = 287469097796 and 287469097805.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (287469097873) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35138832 + ... + 35147011.
It is an arithmetic number, because the mean of its divisors is an integer number (32419345545).
Almost surely, 2287469097870 is an apocalyptic number.
287469097870 is a deficient number, since it is larger than the sum of its proper divisors (231240430850).
287469097870 is a wasteful number, since it uses less digits than its factorization.
287469097870 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 70286259.
The product of its (nonzero) digits is 85349376, while the sum is 67.
The spelling of 287469097870 in words is "two hundred eighty-seven billion, four hundred sixty-nine million, ninety-seven thousand, eight hundred seventy".
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