Base | Representation |
---|---|
bin | 110011011100111001… |
… | …101011111100000110 |
3 | 12021121011120012220002 |
4 | 303130321223330012 |
5 | 1401120400423004 |
6 | 41213551241302 |
7 | 3664016564030 |
oct | 633471537406 |
9 | 167534505802 |
10 | 55245717254 |
11 | 2147a849072 |
12 | a859819232 |
13 | 52957a1830 |
14 | 29612b4c50 |
15 | 168518661e |
hex | cdce6bf06 |
55245717254 has 32 divisors (see below), whose sum is σ = 102004250880. Its totient is φ = 21852843552.
The previous prime is 55245717253. The next prime is 55245717259. The reversal of 55245717254 is 45271754255.
It is a happy number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 55245717199 and 55245717208.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55245717253) 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, 2394377 + ... + 2417339.
It is an arithmetic number, because the mean of its divisors is an integer number (3187632840).
Almost surely, 255245717254 is an apocalyptic number.
55245717254 is a deficient number, since it is larger than the sum of its proper divisors (46758533626).
55245717254 is a wasteful number, since it uses less digits than its factorization.
55245717254 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36204.
The product of its digits is 1960000, while the sum is 47.
The spelling of 55245717254 in words is "fifty-five billion, two hundred forty-five million, seven hundred seventeen thousand, two hundred fifty-four".
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