Base | Representation |
---|---|
bin | 100101100010010001… |
… | …000000011101000110 |
3 | 10212000210211100121020 |
4 | 211202101000131012 |
5 | 1130020123044032 |
6 | 30303132132010 |
7 | 2624516443104 |
oct | 454221003506 |
9 | 125023740536 |
10 | 40303331142 |
11 | 161021a8238 |
12 | 7989607006 |
13 | 3a53b78649 |
14 | 1d449aac74 |
15 | 10ad452b2c |
hex | 962440746 |
40303331142 has 16 divisors (see below), whose sum is σ = 80612846832. Its totient is φ = 13433412960.
The previous prime is 40303331137. The next prime is 40303331143. The reversal of 40303331142 is 24113330304.
It is a super-2 number, since 2×403033311422 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40303331143) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170713 + ... + 331284.
It is an arithmetic number, because the mean of its divisors is an integer number (5038302927).
Almost surely, 240303331142 is an apocalyptic number.
40303331142 is an abundant number, since it is smaller than the sum of its proper divisors (40309515690).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40303331142 is a wasteful number, since it uses less digits than its factorization.
40303331142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 515383.
The product of its (nonzero) digits is 2592, while the sum is 24.
Adding to 40303331142 its reverse (24113330304), we get a palindrome (64416661446).
The spelling of 40303331142 in words is "forty billion, three hundred three million, three hundred thirty-one thousand, one hundred forty-two".
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