Base | Representation |
---|---|
bin | 1010001100010… |
… | …0001001100000 |
3 | 2222102202010101 |
4 | 2203010021200 |
5 | 41420341324 |
6 | 4124112144 |
7 | 1026224155 |
oct | 243041140 |
9 | 88382111 |
10 | 42746464 |
11 | 22147062 |
12 | 12395654 |
13 | 8b18987 |
14 | 596a22c |
15 | 3b45944 |
hex | 28c4260 |
42746464 has 48 divisors (see below), whose sum is σ = 88391520. Its totient is φ = 20321280.
The previous prime is 42746441. The next prime is 42746467. The reversal of 42746464 is 46464724.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42746467) 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, 67429 + ... + 68059.
It is an arithmetic number, because the mean of its divisors is an integer number (1841490).
Almost surely, 242746464 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 42746464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44195760).
42746464 is an abundant number, since it is smaller than the sum of its proper divisors (45645056).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42746464 is a wasteful number, since it uses less digits than its factorization.
42746464 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 743 (or 735 counting only the distinct ones).
The product of its digits is 129024, while the sum is 37.
The square root of 42746464 is about 6538.0780050409. The cubic root of 42746464 is about 349.6498920778.
The spelling of 42746464 in words is "forty-two million, seven hundred forty-six thousand, four hundred sixty-four".
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