Base | Representation |
---|---|
bin | 101111001100010110… |
… | …111110110011101101 |
3 | 11211210111121010101112 |
4 | 233030112332303231 |
5 | 1312234320413444 |
6 | 35140130521405 |
7 | 3442505143541 |
oct | 571426766355 |
9 | 154714533345 |
10 | 50673216749 |
11 | 1a543789831 |
12 | 99a2436265 |
13 | 4a1739232c |
14 | 2649cd5a21 |
15 | 14b8a2669e |
hex | bcc5beced |
50673216749 has 4 divisors (see below), whose sum is σ = 50852274336. Its totient is φ = 50494159164.
The previous prime is 50673216739. The next prime is 50673216791. The reversal of 50673216749 is 94761237605.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 94761237605 = 5 ⋅18952247521.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-50673216749 is a prime.
It is a super-2 number, since 2×506732167492 (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 = 50673216697 and 50673216706.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50673216739) 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, 89528369 + ... + 89528934.
It is an arithmetic number, because the mean of its divisors is an integer number (12713068584).
Almost surely, 250673216749 is an apocalyptic number.
It is an amenable number.
50673216749 is a deficient number, since it is larger than the sum of its proper divisors (179057587).
50673216749 is a wasteful number, since it uses less digits than its factorization.
50673216749 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 179057586.
The product of its (nonzero) digits is 1905120, while the sum is 50.
The spelling of 50673216749 in words is "fifty billion, six hundred seventy-three million, two hundred sixteen thousand, seven hundred forty-nine".
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