Base | Representation |
---|---|
bin | 110010101101101101… |
… | …111100110100101011 |
3 | 12012120000000110222121 |
4 | 302231231330310223 |
5 | 1343010223032111 |
6 | 41003232332111 |
7 | 3635265211441 |
oct | 625555746453 |
9 | 165500013877 |
10 | 54454111531 |
11 | 21103a20a66 |
12 | a6786a4037 |
13 | 519a79a691 |
14 | 28c80d2b91 |
15 | 163a91b871 |
hex | cadb7cd2b |
54454111531 has 4 divisors (see below), whose sum is σ = 54465844392. Its totient is φ = 54442378672.
The previous prime is 54454111487. The next prime is 54454111553. The reversal of 54454111531 is 13511145445.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-54454111531 is a prime.
It is a super-2 number, since 2×544541115312 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (54454111631) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5859466 + ... + 5868751.
It is an arithmetic number, because the mean of its divisors is an integer number (13616461098).
Almost surely, 254454111531 is an apocalyptic number.
54454111531 is a deficient number, since it is larger than the sum of its proper divisors (11732861).
54454111531 is a wasteful number, since it uses less digits than its factorization.
54454111531 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11732860.
The product of its digits is 24000, while the sum is 34.
Adding to 54454111531 its reverse (13511145445), we get a palindrome (67965256976).
The spelling of 54454111531 in words is "fifty-four billion, four hundred fifty-four million, one hundred eleven thousand, five hundred thirty-one".
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