Base | Representation |
---|---|
bin | 1001100110001… |
… | …0010000110100 |
3 | 2210201211101110 |
4 | 2121202100310 |
5 | 40300421442 |
6 | 3554355020 |
7 | 666051123 |
oct | 231422064 |
9 | 83654343 |
10 | 40248372 |
11 | 207a021a |
12 | 1158ba70 |
13 | 8452908 |
14 | 54b9aba |
15 | 380069c |
hex | 2662434 |
40248372 has 12 divisors (see below), whose sum is σ = 93912896. Its totient is φ = 13416120.
The previous prime is 40248361. The next prime is 40248379. The reversal of 40248372 is 27384204.
It is a tau number, because it is divible by the number of its divisors (12).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40248379) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1677004 + ... + 1677027.
Almost surely, 240248372 is an apocalyptic number.
It is an amenable number.
40248372 is an abundant number, since it is smaller than the sum of its proper divisors (53664524).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40248372 is a wasteful number, since it uses less digits than its factorization.
40248372 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3354038 (or 3354036 counting only the distinct ones).
The product of its (nonzero) digits is 10752, while the sum is 30.
The square root of 40248372 is about 6344.1604645532. The cubic root of 40248372 is about 342.7015795267.
The spelling of 40248372 in words is "forty million, two hundred forty-eight thousand, three hundred seventy-two".
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