Base | Representation |
---|---|
bin | 110010110010111001… |
… | …111001100111110111 |
3 | 12012210001202111012102 |
4 | 302302321321213313 |
5 | 1343200012131411 |
6 | 41020021412315 |
7 | 3640402646330 |
oct | 626271714767 |
9 | 165701674172 |
10 | 54541130231 |
11 | 21149056445 |
12 | a6a186a09b |
13 | 51b2817633 |
14 | 28d58a5287 |
15 | 16433a9d3b |
hex | cb2e799f7 |
54541130231 has 4 divisors (see below), whose sum is σ = 62332720272. Its totient is φ = 46749540192.
The previous prime is 54541130177. The next prime is 54541130251. The reversal of 54541130231 is 13203114545.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 54541130231 - 226 = 54474021367 is a prime.
It is a super-2 number, since 2×545411302312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 54541130194 and 54541130203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54541130251) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 3895795010 + ... + 3895795023.
It is an arithmetic number, because the mean of its divisors is an integer number (15583180068).
Almost surely, 254541130231 is an apocalyptic number.
54541130231 is a deficient number, since it is larger than the sum of its proper divisors (7791590041).
54541130231 is an equidigital number, since it uses as much as digits as its factorization.
54541130231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7791590040.
The product of its (nonzero) digits is 7200, while the sum is 29.
Adding to 54541130231 its reverse (13203114545), we get a palindrome (67744244776).
The spelling of 54541130231 in words is "fifty-four billion, five hundred forty-one million, one hundred thirty thousand, two hundred thirty-one".
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