Base | Representation |
---|---|
bin | 110011101100000011… |
… | …111001000001001001 |
3 | 12022020220010200112010 |
4 | 303230003321001021 |
5 | 1402131003104010 |
6 | 41255114410133 |
7 | 4003225434264 |
oct | 635403710111 |
9 | 168226120463 |
10 | 55500050505 |
11 | 215a0371439 |
12 | a90aa30949 |
13 | 53063a0693 |
14 | 2986d9bcdb |
15 | 169c674620 |
hex | cec0f9049 |
55500050505 has 64 divisors (see below), whose sum is σ = 94586803200. Its totient is φ = 27735644160.
The previous prime is 55500050503. The next prime is 55500050531. The reversal of 55500050505 is 50505000555.
It is not a de Polignac number, because 55500050505 - 21 = 55500050503 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (55500050503) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6578640 + ... + 6587070.
It is an arithmetic number, because the mean of its divisors is an integer number (1477918800).
Almost surely, 255500050505 is an apocalyptic number.
It is an amenable number.
55500050505 is a deficient number, since it is larger than the sum of its proper divisors (39086752695).
55500050505 is a wasteful number, since it uses less digits than its factorization.
55500050505 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8914.
The product of its (nonzero) digits is 15625, while the sum is 30.
It can be divided in two parts, 55500050 and 505, that added together give a palindrome (55500555).
The spelling of 55500050505 in words is "fifty-five billion, five hundred million, fifty thousand, five hundred five".
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