Base | Representation |
---|---|
bin | 110010111000111011… |
… | …101010011101111110 |
3 | 12020001010001012022201 |
4 | 302320323222131332 |
5 | 1343401404140432 |
6 | 41034033102114 |
7 | 3643041340024 |
oct | 627073523576 |
9 | 166033035281 |
10 | 54642255742 |
11 | 211a0146548 |
12 | a70b6b793a |
13 | 51ca763509 |
14 | 29050aa714 |
15 | 164c1d2ee7 |
hex | cb8eea77e |
54642255742 has 16 divisors (see below), whose sum is σ = 83752104960. Its totient is φ = 26725510008.
The previous prime is 54642255739. The next prime is 54642255749. The reversal of 54642255742 is 24755224645.
It is a super-2 number, since 2×546422557422 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 54642255692 and 54642255701.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54642255749) 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 7 ways as a sum of consecutive naturals, for example, 21943 + ... + 331309.
It is an arithmetic number, because the mean of its divisors is an integer number (5234506560).
Almost surely, 254642255742 is an apocalyptic number.
54642255742 is a deficient number, since it is larger than the sum of its proper divisors (29109849218).
54642255742 is a wasteful number, since it uses less digits than its factorization.
54642255742 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 311295.
The product of its digits is 2688000, while the sum is 46.
The spelling of 54642255742 in words is "fifty-four billion, six hundred forty-two million, two hundred fifty-five thousand, seven hundred forty-two".
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