Base | Representation |
---|---|
bin | 11011001110000010111100 |
3 | 111102111221211 |
4 | 123032002330 |
5 | 3311313140 |
6 | 412534204 |
7 | 114435655 |
oct | 33160274 |
9 | 14374854 |
10 | 7135420 |
11 | 4033a46 |
12 | 2481364 |
13 | 162aa56 |
14 | d3a52c |
15 | 95e2ea |
hex | 6ce0bc |
7135420 has 24 divisors (see below), whose sum is σ = 15334704. Its totient is φ = 2787456.
The previous prime is 7135391. The next prime is 7135423. The reversal of 7135420 is 245317.
It is a junction number, because it is equal to n+sod(n) for n = 7135391 and 7135400.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7135423) 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, 3289 + ... + 5008.
It is an arithmetic number, because the mean of its divisors is an integer number (638946).
Almost surely, 27135420 is an apocalyptic number.
It is an amenable number.
7135420 is an abundant number, since it is smaller than the sum of its proper divisors (8199284).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7135420 is a wasteful number, since it uses less digits than its factorization.
7135420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8349 (or 8347 counting only the distinct ones).
The product of its (nonzero) digits is 840, while the sum is 22.
The square root of 7135420 is about 2671.2206947386. The cubic root of 7135420 is about 192.5188152745.
The spelling of 7135420 in words is "seven million, one hundred thirty-five thousand, four hundred twenty".
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