Base | Representation |
---|---|
bin | 110001110001011… |
… | …011110101111000 |
3 | 2011012021120012200 |
4 | 301301123311320 |
5 | 3202232331210 |
6 | 214505510200 |
7 | 26456513523 |
oct | 6161336570 |
9 | 2135246180 |
10 | 835042680 |
11 | 3993a5a1a |
12 | 1b37a2360 |
13 | 1040021c4 |
14 | 7cc8bbba |
15 | 4d49a0c0 |
hex | 31c5bd78 |
835042680 has 96 divisors (see below), whose sum is σ = 2721990960. Its totient is φ = 222013440.
The previous prime is 835042679. The next prime is 835042709. The reversal of 835042680 is 86240538.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 123795 + ... + 130365.
Almost surely, 2835042680 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 835042680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1360995480).
835042680 is an abundant number, since it is smaller than the sum of its proper divisors (1886948280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
835042680 is a wasteful number, since it uses less digits than its factorization.
835042680 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6941 (or 6934 counting only the distinct ones).
The product of its (nonzero) digits is 46080, while the sum is 36.
The square root of 835042680 is about 28897.1050453155. The cubic root of 835042680 is about 941.6790121684.
The spelling of 835042680 in words is "eight hundred thirty-five million, forty-two thousand, six hundred eighty".
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