Base | Representation |
---|---|
bin | 100111011100011111… |
… | …110011101100101101 |
3 | 11001022201120201111211 |
4 | 213130133303230231 |
5 | 1143220113001110 |
6 | 31242425514421 |
7 | 3026400220060 |
oct | 473437635455 |
9 | 131281521454 |
10 | 42354031405 |
11 | 16a64823744 |
12 | 8260342a11 |
13 | 3cbc994a5a |
14 | 209b0a28d7 |
15 | 117d4cc98a |
hex | 9dc7f3b2d |
42354031405 has 32 divisors (see below), whose sum is σ = 58825960704. Its totient is φ = 28673035776.
The previous prime is 42354031399. The next prime is 42354031483. The reversal of 42354031405 is 50413045324.
It is not a de Polignac number, because 42354031405 - 25 = 42354031373 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5088307 + ... + 5096623.
It is an arithmetic number, because the mean of its divisors is an integer number (1838311272).
Almost surely, 242354031405 is an apocalyptic number.
It is an amenable number.
42354031405 is a deficient number, since it is larger than the sum of its proper divisors (16471929299).
42354031405 is a wasteful number, since it uses less digits than its factorization.
42354031405 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10165.
The product of its (nonzero) digits is 28800, while the sum is 31.
Adding to 42354031405 its reverse (50413045324), we get a palindrome (92767076729).
The spelling of 42354031405 in words is "forty-two billion, three hundred fifty-four million, thirty-one thousand, four hundred five".
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