Base | Representation |
---|---|
bin | 1001101000000… |
… | …1100001000001 |
3 | 2210222022222200 |
4 | 2122001201001 |
5 | 40314021020 |
6 | 4001223413 |
7 | 1000123260 |
oct | 232014101 |
9 | 83868880 |
10 | 40376385 |
11 | 20878415 |
12 | 11631b69 |
13 | 8498c6a |
14 | 55105d7 |
15 | 3828590 |
hex | 2681841 |
40376385 has 48 divisors (see below), whose sum is σ = 83476224. Its totient is φ = 17652096.
The previous prime is 40376383. The next prime is 40376389. The reversal of 40376385 is 58367304.
It is a happy number.
It is not a de Polignac number, because 40376385 - 21 = 40376383 is a prime.
It is not an unprimeable number, because it can be changed into a prime (40376383) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4459 + ... + 10031.
It is an arithmetic number, because the mean of its divisors is an integer number (1739088).
Almost surely, 240376385 is an apocalyptic number.
40376385 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
40376385 is an abundant number, since it is smaller than the sum of its proper divisors (43099839).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40376385 is a wasteful number, since it uses less digits than its factorization.
40376385 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5614 (or 5611 counting only the distinct ones).
The product of its (nonzero) digits is 60480, while the sum is 36.
The square root of 40376385 is about 6354.2414968271. The cubic root of 40376385 is about 343.0645244628.
The spelling of 40376385 in words is "forty million, three hundred seventy-six thousand, three hundred eighty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •