Base | Representation |
---|---|
bin | 1101011110000010110… |
… | …1110010010001001110 |
3 | 211010021220020221100211 |
4 | 3113200231302101032 |
5 | 12242403230143304 |
6 | 254145533113034 |
7 | 22501251103222 |
oct | 3274055622116 |
9 | 733256227324 |
10 | 231403365454 |
11 | 8a157192498 |
12 | 38a2062877a |
13 | 18a8a370821 |
14 | b2b2a76782 |
15 | 60453aa204 |
hex | 35e0b7244e |
231403365454 has 8 divisors (see below), whose sum is σ = 347234718168. Its totient is φ = 115658459400.
The previous prime is 231403365439. The next prime is 231403365461. The reversal of 231403365454 is 454563304132.
231403365454 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×2314033654542 (a number of 24 digits) contains 22 as substring.
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 3 ways as a sum of consecutive naturals, for example, 21604972 + ... + 21615679.
It is an arithmetic number, because the mean of its divisors is an integer number (43404339771).
Almost surely, 2231403365454 is an apocalyptic number.
231403365454 is a deficient number, since it is larger than the sum of its proper divisors (115831352714).
231403365454 is a wasteful number, since it uses less digits than its factorization.
231403365454 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43223330.
The product of its (nonzero) digits is 518400, while the sum is 40.
Adding to 231403365454 its reverse (454563304132), we get a palindrome (685966669586).
The spelling of 231403365454 in words is "two hundred thirty-one billion, four hundred three million, three hundred sixty-five thousand, four hundred fifty-four".
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