Base | Representation |
---|---|
bin | 1001100100101… |
… | …0010111101101 |
3 | 2210112212010220 |
4 | 2121022113231 |
5 | 40234304014 |
6 | 3552321553 |
7 | 665162610 |
oct | 231122755 |
9 | 83485126 |
10 | 40150509 |
11 | 20733743 |
12 | 115432b9 |
13 | 841a1c9 |
14 | 5492177 |
15 | 37d16a9 |
hex | 264a5ed |
40150509 has 8 divisors (see below), whose sum is σ = 61181760. Its totient is φ = 22943136.
The previous prime is 40150493. The next prime is 40150541. The reversal of 40150509 is 90505104.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 40150509 - 24 = 40150493 is a prime.
It is a super-2 number, since 2×401505092 = 3224126745918162, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40150559) 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, 955944 + ... + 955985.
It is an arithmetic number, because the mean of its divisors is an integer number (7647720).
Almost surely, 240150509 is an apocalyptic number.
It is an amenable number.
40150509 is a deficient number, since it is larger than the sum of its proper divisors (21031251).
40150509 is a wasteful number, since it uses less digits than its factorization.
40150509 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1911939.
The product of its (nonzero) digits is 900, while the sum is 24.
The square root of 40150509 is about 6336.4429295939. The cubic root of 40150509 is about 342.4235970732.
The spelling of 40150509 in words is "forty million, one hundred fifty thousand, five hundred nine".
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