Base | Representation |
---|---|
bin | 10111001111110111110000… |
… | …11001110100100011001101 |
3 | 20201000022001120220210021202 |
4 | 23213323320121310203031 |
5 | 23200044113234303110 |
6 | 300421304345235245 |
7 | 13524335222322413 |
oct | 1347737031644315 |
9 | 221008046823252 |
10 | 51122868275405 |
11 | 153200a5409943 |
12 | 5897b55192b25 |
13 | 226ab341b9954 |
14 | c8a507cb12b3 |
15 | 5d9c530a10a5 |
hex | 2e7ef86748cd |
51122868275405 has 8 divisors (see below), whose sum is σ = 61359954185472. Its totient is φ = 40889953117008.
The previous prime is 51122868275357. The next prime is 51122868275443. The reversal of 51122868275405 is 50457286822115.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 51122868275405 - 230 = 51121794533581 is a prime.
It is a super-2 number, since 2×511228682754052 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1042660949 + ... + 1042709978.
It is an arithmetic number, because the mean of its divisors is an integer number (7669994273184).
Almost surely, 251122868275405 is an apocalyptic number.
It is an amenable number.
51122868275405 is a deficient number, since it is larger than the sum of its proper divisors (10237085910067).
51122868275405 is a wasteful number, since it uses less digits than its factorization.
51122868275405 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2085375835.
The product of its (nonzero) digits is 10752000, while the sum is 56.
The spelling of 51122868275405 in words is "fifty-one trillion, one hundred twenty-two billion, eight hundred sixty-eight million, two hundred seventy-five thousand, four hundred five".
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