Base | Representation |
---|---|
bin | 1001100111011… |
… | …0001110101010 |
3 | 2210212222120102 |
4 | 2121312032222 |
5 | 40311031104 |
6 | 4000225402 |
7 | 666541424 |
oct | 231661652 |
9 | 83788512 |
10 | 40330154 |
11 | 20846707 |
12 | 1160b262 |
13 | 8480bc7 |
14 | 54db814 |
15 | 3819a1e |
hex | 26763aa |
40330154 has 8 divisors (see below), whose sum is σ = 64053828. Its totient is φ = 18978880.
The previous prime is 40330153. The next prime is 40330159. The reversal of 40330154 is 45103304.
It can be written as a sum of positive squares in 2 ways, for example, as 39375625 + 954529 = 6275^2 + 977^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (40330153) 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, 593057 + ... + 593124.
Almost surely, 240330154 is an apocalyptic number.
40330154 is a deficient number, since it is larger than the sum of its proper divisors (23723674).
40330154 is a wasteful number, since it uses less digits than its factorization.
40330154 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1186200.
The product of its (nonzero) digits is 720, while the sum is 20.
The square root of 40330154 is about 6350.6026485681. The cubic root of 40330154 is about 342.9335380525.
Adding to 40330154 its reverse (45103304), we get a palindrome (85433458).
The spelling of 40330154 in words is "forty million, three hundred thirty thousand, one hundred fifty-four".
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