Base | Representation |
---|---|
bin | 10111010011000001010001… |
… | …01110010000101100101001 |
3 | 20201101122022011210102202201 |
4 | 23221200220232100230221 |
5 | 23203332144044403340 |
6 | 300543115414100201 |
7 | 13535215153334425 |
oct | 1351405056205451 |
9 | 221348264712681 |
10 | 51231053122345 |
11 | 15361a70995658 |
12 | 58b4b0804a661 |
13 | 22780b561c595 |
14 | c9184bd95b85 |
15 | 5dc985b4a79a |
hex | 2e9828b90b29 |
51231053122345 has 8 divisors (see below), whose sum is σ = 61494694236864. Its totient is φ = 40973222171184.
The previous prime is 51231053122331. The next prime is 51231053122369. The reversal of 51231053122345 is 54322135013215.
It is a happy number.
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 51231053122345 - 241 = 49032029866793 is a prime.
It is a Duffinian 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, 1452521439 + ... + 1452556708.
It is an arithmetic number, because the mean of its divisors is an integer number (7686836779608).
Almost surely, 251231053122345 is an apocalyptic number.
It is an amenable number.
51231053122345 is a deficient number, since it is larger than the sum of its proper divisors (10263641114519).
51231053122345 is a wasteful number, since it uses less digits than its factorization.
51231053122345 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2905081679.
The product of its (nonzero) digits is 108000, while the sum is 37.
The spelling of 51231053122345 in words is "fifty-one trillion, two hundred thirty-one billion, fifty-three million, one hundred twenty-two thousand, three hundred forty-five".
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