Base | Representation |
---|---|
bin | 1101011110011010001… |
… | …1011001001010000110 |
3 | 211010112201112202102012 |
4 | 3113212203121022012 |
5 | 12243103313220304 |
6 | 254203352214222 |
7 | 22503550422530 |
oct | 3274643311206 |
9 | 733481482365 |
10 | 231501304454 |
11 | 8a1a74a6512 |
12 | 38a4939a372 |
13 | 18aa47421b4 |
14 | b2c1a8c850 |
15 | 604dca416e |
hex | 35e68d9286 |
231501304454 has 32 divisors (see below), whose sum is σ = 398701771776. Its totient is φ = 98754768000.
The previous prime is 231501304421. The next prime is 231501304471. The reversal of 231501304454 is 454403105132.
231501304454 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 231501304454.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5541854 + ... + 5583470.
It is an arithmetic number, because the mean of its divisors is an integer number (12459430368).
Almost surely, 2231501304454 is an apocalyptic number.
231501304454 is a deficient number, since it is larger than the sum of its proper divisors (167200467322).
231501304454 is a wasteful number, since it uses less digits than its factorization.
231501304454 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43460.
The product of its (nonzero) digits is 28800, while the sum is 32.
Adding to 231501304454 its reverse (454403105132), we get a palindrome (685904409586).
The spelling of 231501304454 in words is "two hundred thirty-one billion, five hundred one million, three hundred four thousand, four hundred fifty-four".
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