Base | Representation |
---|---|
bin | 10110011111001110110101… |
… | …10101110010111010000001 |
3 | 20111002112022010021200020101 |
4 | 23033213122311302322001 |
5 | 22440203414240422311 |
6 | 253101433141242401 |
7 | 13262522330433361 |
oct | 1317473265627201 |
9 | 214075263250211 |
10 | 49451630014081 |
11 | 14836355a3a319 |
12 | 5668082a03401 |
13 | 2179365449779 |
14 | c2d68635c9a1 |
15 | 5ab53c813ec1 |
hex | 2cf9dad72e81 |
49451630014081 has 8 divisors (see below), whose sum is σ = 52360612728840. Its totient is φ = 46542654332928.
The previous prime is 49451630013917. The next prime is 49451630014093. The reversal of 49451630014081 is 18041003615494.
It can be written as a sum of positive squares in 4 ways, for example, as 18853485043600 + 30598144970481 = 4342060^2 + 5531559^2 .
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 49451630014081 - 211 = 49451630012033 is a prime.
It is a super-2 number, since 2×494516300140812 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (49451630017081) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21526705 + ... + 23712913.
It is an arithmetic number, because the mean of its divisors is an integer number (6545076591105).
Almost surely, 249451630014081 is an apocalyptic number.
It is an amenable number.
49451630014081 is a deficient number, since it is larger than the sum of its proper divisors (2908982714759).
49451630014081 is a wasteful number, since it uses less digits than its factorization.
49451630014081 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3516803.
The product of its (nonzero) digits is 414720, while the sum is 46.
The spelling of 49451630014081 in words is "forty-nine trillion, four hundred fifty-one billion, six hundred thirty million, fourteen thousand, eighty-one".
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