Base | Representation |
---|---|
bin | 1001100011000… |
… | …1001011110100 |
3 | 2210100121122010 |
4 | 2120301023310 |
5 | 40223003343 |
6 | 3550204220 |
7 | 664253055 |
oct | 230611364 |
9 | 83317563 |
10 | 40047348 |
11 | 20673190 |
12 | 114b3670 |
13 | 83b2273 |
14 | 546672c |
15 | 37b0d33 |
hex | 26312f4 |
40047348 has 24 divisors (see below), whose sum is σ = 101939040. Its totient is φ = 12135520.
The previous prime is 40047331. The next prime is 40047349. The reversal of 40047348 is 84374004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40047349) 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, 151563 + ... + 151826.
It is an arithmetic number, because the mean of its divisors is an integer number (4247460).
Almost surely, 240047348 is an apocalyptic number.
It is an amenable number.
40047348 is an abundant number, since it is smaller than the sum of its proper divisors (61891692).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40047348 is a wasteful number, since it uses less digits than its factorization.
40047348 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 303407 (or 303405 counting only the distinct ones).
The product of its (nonzero) digits is 10752, while the sum is 30.
The square root of 40047348 is about 6328.2974013553. The cubic root of 40047348 is about 342.1300760294.
The spelling of 40047348 in words is "forty million, forty-seven thousand, three hundred forty-eight".
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