Base | Representation |
---|---|
bin | 1010001110101… |
… | …0111110011000 |
3 | 2222201211021110 |
4 | 2203222332120 |
5 | 41440433441 |
6 | 4131340320 |
7 | 1030455624 |
oct | 243527630 |
9 | 88654243 |
10 | 42905496 |
11 | 22245597 |
12 | 124516a0 |
13 | 8b7318a |
14 | 59ac184 |
15 | 3b77b16 |
hex | 28eaf98 |
42905496 has 64 divisors (see below), whose sum is σ = 116006400. Its totient is φ = 13177728.
The previous prime is 42905491. The next prime is 42905503. The reversal of 42905496 is 69450924.
It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42905491) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15601 + ... + 18143.
It is an arithmetic number, because the mean of its divisors is an integer number (1812600).
Almost surely, 242905496 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 42905496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58003200).
42905496 is an abundant number, since it is smaller than the sum of its proper divisors (73100904).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42905496 is a wasteful number, since it uses less digits than its factorization.
42905496 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2608 (or 2604 counting only the distinct ones).
The product of its (nonzero) digits is 77760, while the sum is 39.
The square root of 42905496 is about 6550.2286982975. The cubic root of 42905496 is about 350.0829626462.
The spelling of 42905496 in words is "forty-two million, nine hundred five thousand, four hundred ninety-six".
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