Base | Representation |
---|---|
bin | 101111111010010011… |
… | …011001000000111100 |
3 | 11220210020000100220002 |
4 | 233322103121000330 |
5 | 1320324132334302 |
6 | 35344424013432 |
7 | 3500555006216 |
oct | 577223310074 |
9 | 156706010802 |
10 | 51444027452 |
11 | 1a8a98a3274 |
12 | 9b78601278 |
13 | 4b0ac9523c |
14 | 26c04235b6 |
15 | 1511534c02 |
hex | bfa4d903c |
51444027452 has 12 divisors (see below), whose sum is σ = 90028832040. Its totient is φ = 25721504016.
The previous prime is 51444027451. The next prime is 51444027469. The reversal of 51444027452 is 25472044415.
It is a super-2 number, since 2×514440274522 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51444027451) 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, 184499 + ... + 370037.
It is an arithmetic number, because the mean of its divisors is an integer number (7502402670).
Almost surely, 251444027452 is an apocalyptic number.
It is an amenable number.
51444027452 is a deficient number, since it is larger than the sum of its proper divisors (38584804588).
51444027452 is a wasteful number, since it uses less digits than its factorization.
51444027452 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 254860 (or 254858 counting only the distinct ones).
The product of its (nonzero) digits is 179200, while the sum is 38.
The spelling of 51444027452 in words is "fifty-one billion, four hundred forty-four million, twenty-seven thousand, four hundred fifty-two".
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