Base | Representation |
---|---|
bin | 11000110110011000101011… |
… | …00110111000001101000001 |
3 | 21011111000220010121020111100 |
4 | 30123030111212320031001 |
5 | 24130301413220421400 |
6 | 312115401152005013 |
7 | 14336662530130125 |
oct | 1433142546701501 |
9 | 234430803536440 |
10 | 54645231420225 |
11 | 16458a045a1786 |
12 | 6166741530769 |
13 | 246503bcc5894 |
14 | d6cbb409b585 |
15 | 64b6ab88a100 |
hex | 31b3159b8341 |
54645231420225 has 36 divisors (see below), whose sum is σ = 97886698102336. Its totient is φ = 29140842947040.
The previous prime is 54645231420187. The next prime is 54645231420239. The reversal of 54645231420225 is 52202413254645.
54645231420225 is a `hidden beast` number, since 5 + 4 + 64 + 52 + 314 + 2 + 0 + 225 = 666.
It is not a de Polignac number, because 54645231420225 - 28 = 54645231419969 is a prime.
It is a super-2 number, since 2×546452314202252 (a number of 28 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 11664637 + ... + 15663786.
Almost surely, 254645231420225 is an apocalyptic number.
It is an amenable number.
54645231420225 is a deficient number, since it is larger than the sum of its proper divisors (43241466682111).
54645231420225 is a wasteful number, since it uses less digits than its factorization.
54645231420225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27337326 (or 27337318 counting only the distinct ones).
The product of its (nonzero) digits is 2304000, while the sum is 45.
The spelling of 54645231420225 in words is "fifty-four trillion, six hundred forty-five billion, two hundred thirty-one million, four hundred twenty thousand, two hundred twenty-five".
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