Base | Representation |
---|---|
bin | 110010101010011001… |
… | …011001001011000111 |
3 | 12012102010011120202121 |
4 | 302222121121023013 |
5 | 1342401442002413 |
6 | 40553522150411 |
7 | 3634020460036 |
oct | 625231311307 |
9 | 165363146677 |
10 | 54398390983 |
11 | 21085523322 |
12 | a661ab2407 |
13 | 518c08b541 |
14 | 28c094a71d |
15 | 1635ab1b8d |
hex | caa6592c7 |
54398390983 has 8 divisors (see below), whose sum is σ = 55474062336. Its totient is φ = 53332726200.
The previous prime is 54398390957. The next prime is 54398390989. The reversal of 54398390983 is 38909389345.
54398390983 is digitally balanced in base 2, because in such base 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 cyclic number.
It is not a de Polignac number, because 54398390983 - 217 = 54398259911 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 (54398390989) 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, 2490663 + ... + 2512408.
It is an arithmetic number, because the mean of its divisors is an integer number (6934257792).
Almost surely, 254398390983 is an apocalyptic number.
54398390983 is a deficient number, since it is larger than the sum of its proper divisors (1075671353).
54398390983 is a wasteful number, since it uses less digits than its factorization.
54398390983 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5003285.
The product of its (nonzero) digits is 25194240, while the sum is 61.
The spelling of 54398390983 in words is "fifty-four billion, three hundred ninety-eight million, three hundred ninety thousand, nine hundred eighty-three".
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