Base | Representation |
---|---|
bin | 110010101110010101… |
… | …101001111111010001 |
3 | 12012120201121021220211 |
4 | 302232111221333101 |
5 | 1343020404121040 |
6 | 41004243404121 |
7 | 3635452532320 |
oct | 625625517721 |
9 | 165521537824 |
10 | 54464520145 |
11 | 21109890122 |
12 | a680083641 |
13 | 519c9a3219 |
14 | 28c96420b7 |
15 | 163b7c58ea |
hex | cae569fd1 |
54464520145 has 48 divisors (see below), whose sum is σ = 78199898112. Its totient is φ = 35669842560.
The previous prime is 54464520127. The next prime is 54464520181. The reversal of 54464520145 is 54102546445.
It is not a de Polignac number, because 54464520145 - 217 = 54464389073 is a prime.
It is a super-2 number, since 2×544645201452 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 54464520098 and 54464520107.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15199024 + ... + 15202606.
It is an arithmetic number, because the mean of its divisors is an integer number (1629164544).
Almost surely, 254464520145 is an apocalyptic number.
It is an amenable number.
54464520145 is a deficient number, since it is larger than the sum of its proper divisors (23735377967).
54464520145 is a wasteful number, since it uses less digits than its factorization.
54464520145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4462 (or 4439 counting only the distinct ones).
The product of its (nonzero) digits is 384000, while the sum is 40.
The spelling of 54464520145 in words is "fifty-four billion, four hundred sixty-four million, five hundred twenty thousand, one hundred forty-five".
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