Base | Representation |
---|---|
bin | 1010000100111… |
… | …1100011010100 |
3 | 2221112111000020 |
4 | 2201033203110 |
5 | 41310101014 |
6 | 4105545140 |
7 | 1022164620 |
oct | 241174324 |
9 | 87474006 |
10 | 42268884 |
11 | 21950269 |
12 | 121a51b0 |
13 | 89ac498 |
14 | 5884180 |
15 | 3a9e1a9 |
hex | 284f8d4 |
42268884 has 48 divisors (see below), whose sum is σ = 113570688. Its totient is φ = 11985408.
The previous prime is 42268883. The next prime is 42268907. The reversal of 42268884 is 48886224.
It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42268883) 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, 9672 + ... + 13344.
It is an arithmetic number, because the mean of its divisors is an integer number (2366056).
Almost surely, 242268884 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 42268884, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56785344).
42268884 is an abundant number, since it is smaller than the sum of its proper divisors (71301804).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42268884 is a wasteful number, since it uses less digits than its factorization.
42268884 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3824 (or 3822 counting only the distinct ones).
The product of its digits is 196608, while the sum is 42.
The square root of 42268884 is about 6501.4524531062. The cubic root of 42268884 is about 348.3428712136.
It can be divided in two parts, 42 and 268884, that multiplied together give a triangular number (11293128 = T4752).
The spelling of 42268884 in words is "forty-two million, two hundred sixty-eight thousand, eight hundred eighty-four".
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