Base | Representation |
---|---|
bin | 10111010011011001111101… |
… | …11101001110010110011100 |
3 | 20201102220112010220201022211 |
4 | 23221230332331032112130 |
5 | 23204041322111424112 |
6 | 300553151141250204 |
7 | 13536164540663623 |
oct | 1351547675162634 |
9 | 221386463821284 |
10 | 51244311045532 |
11 | 15367654715570 |
12 | 58b75a8103964 |
13 | 2279419279147 |
14 | c92348aa06ba |
15 | 5dceaea490a7 |
hex | 2e9b3ef4e59c |
51244311045532 has 48 divisors (see below), whose sum is σ = 98248072656384. Its totient is φ = 23193438912000.
The previous prime is 51244311045517. The next prime is 51244311045569. The reversal of 51244311045532 is 23554011344215.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19297932 + ... + 21792172.
It is an arithmetic number, because the mean of its divisors is an integer number (2046834847008).
Almost surely, 251244311045532 is an apocalyptic number.
It is an amenable number.
51244311045532 is a deficient number, since it is larger than the sum of its proper divisors (47003761610852).
51244311045532 is a wasteful number, since it uses less digits than its factorization.
51244311045532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2496250 (or 2496248 counting only the distinct ones).
The product of its (nonzero) digits is 288000, while the sum is 40.
Adding to 51244311045532 its reverse (23554011344215), we get a palindrome (74798322389747).
The spelling of 51244311045532 in words is "fifty-one trillion, two hundred forty-four billion, three hundred eleven million, forty-five thousand, five hundred thirty-two".
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