Base | Representation |
---|---|
bin | 1110010010011100011000… |
… | …10101100011010011111101 |
3 | 11010020201121121220201120221 |
4 | 13021032030111203103331 |
5 | 13104241220244331031 |
6 | 150454100041341341 |
7 | 6422010613240213 |
oct | 711161425432375 |
9 | 133221547821527 |
10 | 31420040230141 |
11 | a014189655912 |
12 | 36354b7a97851 |
13 | 146bb87b68264 |
14 | 7a8a49350cb3 |
15 | 39749249ea11 |
hex | 1c938c5634fd |
31420040230141 has 8 divisors (see below), whose sum is σ = 31614419710944. Its totient is φ = 31225680487440.
The previous prime is 31420040230097. The next prime is 31420040230153. The reversal of 31420040230141 is 14103204002413.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 31420040230141 - 237 = 31282601276669 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31420040230171) 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, 1734586 + ... + 8114731.
It is an arithmetic number, because the mean of its divisors is an integer number (3951802463868).
Almost surely, 231420040230141 is an apocalyptic number.
It is an amenable number.
31420040230141 is a deficient number, since it is larger than the sum of its proper divisors (194379480803).
31420040230141 is a wasteful number, since it uses less digits than its factorization.
31420040230141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9869051.
The product of its (nonzero) digits is 2304, while the sum is 25.
Adding to 31420040230141 its reverse (14103204002413), we get a palindrome (45523244232554).
The spelling of 31420040230141 in words is "thirty-one trillion, four hundred twenty billion, forty million, two hundred thirty thousand, one hundred forty-one".
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