Base | Representation |
---|---|
bin | 10111011110000101110101… |
… | …10111111010111100000101 |
3 | 20202202000012112200101110222 |
4 | 23233002322313322330011 |
5 | 23231100233314001440 |
6 | 301433551201554125 |
7 | 13604543101511312 |
oct | 1357027267727405 |
9 | 222660175611428 |
10 | 51611462250245 |
11 | 15499330a28867 |
12 | 5956792345945 |
13 | 22a4c2b26c1c1 |
14 | ca6018331d09 |
15 | 5e77ec6912b5 |
hex | 2ef0badfaf05 |
51611462250245 has 8 divisors (see below), whose sum is σ = 63444334083480. Its totient is φ = 40282116878080.
The previous prime is 51611462250239. The next prime is 51611462250263. The reversal of 51611462250245 is 54205226411615.
It can be written as a sum of positive squares in 4 ways, for example, as 305514874756 + 51305947375489 = 552734^2 + 7162817^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 51611462250245 - 214 = 51611462233861 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 51611462250196 and 51611462250205.
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, 125881615040 + ... + 125881615449.
It is an arithmetic number, because the mean of its divisors is an integer number (7930541760435).
Almost surely, 251611462250245 is an apocalyptic number.
It is an amenable number.
51611462250245 is a deficient number, since it is larger than the sum of its proper divisors (11832871833235).
51611462250245 is a wasteful number, since it uses less digits than its factorization.
51611462250245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 251763230535.
The product of its (nonzero) digits is 576000, while the sum is 44.
The spelling of 51611462250245 in words is "fifty-one trillion, six hundred eleven billion, four hundred sixty-two million, two hundred fifty thousand, two hundred forty-five".
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