Base | Representation |
---|---|
bin | 1010010101111… |
… | …10010110111100 |
3 | 20001021000101020 |
4 | 11022332112330 |
5 | 134202403230 |
6 | 12335344140 |
7 | 2102321115 |
oct | 512762674 |
9 | 201230336 |
10 | 86762940 |
11 | 44a80310 |
12 | 25082050 |
13 | 14c8a724 |
14 | b74720c |
15 | 793c810 |
hex | 52be5bc |
86762940 has 96 divisors (see below), whose sum is σ = 270756864. Its totient is φ = 20578560.
The previous prime is 86762933. The next prime is 86762941. The reversal of 86762940 is 4926768.
It is a junction number, because it is equal to n+sod(n) for n = 86762892 and 86762901.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (86762941) 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, 29622 + ... + 32418.
It is an arithmetic number, because the mean of its divisors is an integer number (2820384).
Almost surely, 286762940 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 86762940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135378432).
86762940 is an abundant number, since it is smaller than the sum of its proper divisors (183993924).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
86762940 is a wasteful number, since it uses less digits than its factorization.
86762940 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2867 (or 2865 counting only the distinct ones).
The product of its (nonzero) digits is 145152, while the sum is 42.
The square root of 86762940 is about 9314.6626347925. The cubic root of 86762940 is about 442.7019347092.
The spelling of 86762940 in words is "eighty-six million, seven hundred sixty-two thousand, nine hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •