Base | Representation |
---|---|
bin | 1110001001010100111… |
… | …11011000000010001111 |
3 | 1201110120020212012211222 |
4 | 13010222133120002033 |
5 | 30430404302004211 |
6 | 1011141405233555 |
7 | 50054425204406 |
oct | 7045237300217 |
9 | 1643506765758 |
10 | 486044172431 |
11 | 17814829a704 |
12 | 7a2472628bb |
13 | 36aaba3693c |
14 | 1974b96863d |
15 | c99a8281db |
hex | 712a7d808f |
486044172431 has 4 divisors (see below), whose sum is σ = 486045970872. Its totient is φ = 486042373992.
The previous prime is 486044172409. The next prime is 486044172461. The reversal of 486044172431 is 134271440684.
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-486044172431 is a prime.
It is a super-2 number, since 2×4860441724312 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (486044172461) by changing a digit.
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, 402296 + ... + 1064861.
It is an arithmetic number, because the mean of its divisors is an integer number (121511492718).
Almost surely, 2486044172431 is an apocalyptic number.
486044172431 is a deficient number, since it is larger than the sum of its proper divisors (1798441).
486044172431 is a wasteful number, since it uses less digits than its factorization.
486044172431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1798440.
The product of its (nonzero) digits is 516096, while the sum is 44.
The spelling of 486044172431 in words is "four hundred eighty-six billion, forty-four million, one hundred seventy-two thousand, four hundred thirty-one".
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