Base | Representation |
---|---|
bin | 10111001111011111111000… |
… | …00101100001001111010001 |
3 | 20200222001221220222001102102 |
4 | 23213233330011201033101 |
5 | 23144341333030113101 |
6 | 300411344113330145 |
7 | 13523402364540443 |
oct | 1347577405411721 |
9 | 220861856861372 |
10 | 51110045160401 |
11 | 15315715069837 |
12 | 5895576866955 |
13 | 226986c66b036 |
14 | c89a4cc2c493 |
15 | 5d975243e86b |
hex | 2e7bfc1613d1 |
51110045160401 has 16 divisors (see below), whose sum is σ = 51999541827024. Its totient is φ = 50225682576384.
The previous prime is 51110045160379. The next prime is 51110045160439. The reversal of 51110045160401 is 10406154001115.
It can be written as a sum of positive squares in 8 ways, for example, as 12247900090000 + 38862145070401 = 3499700^2 + 6233951^2 .
It is a cyclic number.
It is not a de Polignac number, because 51110045160401 - 214 = 51110045144017 is a prime.
It is a super-2 number, since 2×511100451604012 (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 (51110045460401) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 624646445 + ... + 624728261.
It is an arithmetic number, because the mean of its divisors is an integer number (3249971364189).
Almost surely, 251110045160401 is an apocalyptic number.
It is an amenable number.
51110045160401 is a deficient number, since it is larger than the sum of its proper divisors (889496666623).
51110045160401 is a wasteful number, since it uses less digits than its factorization.
51110045160401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 113060.
The product of its (nonzero) digits is 2400, while the sum is 29.
Adding to 51110045160401 its reverse (10406154001115), we get a palindrome (61516199161516).
The spelling of 51110045160401 in words is "fifty-one trillion, one hundred ten billion, forty-five million, one hundred sixty thousand, four hundred one".
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