Base | Representation |
---|---|
bin | 1100001011111000… |
… | …10101010110111001 |
3 | 121212221012210222100 |
4 | 12011330111112321 |
5 | 101344242400040 |
6 | 3001101014013 |
7 | 321056245533 |
oct | 60574252671 |
9 | 17787183870 |
10 | 6542153145 |
11 | 2857969540 |
12 | 1326b54309 |
13 | 8034bc748 |
14 | 460c18853 |
15 | 28452ab30 |
hex | 185f155b9 |
6542153145 has 48 divisors (see below), whose sum is σ = 12377768832. Its totient is φ = 3170119680.
The previous prime is 6542153087. The next prime is 6542153173. The reversal of 6542153145 is 5413512456.
6542153145 is a `hidden beast` number, since 65 + 4 + 21 + 531 + 45 = 666.
It is not a de Polignac number, because 6542153145 - 28 = 6542152889 is a prime.
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, 1307769 + ... + 1312761.
It is an arithmetic number, because the mean of its divisors is an integer number (257870184).
Almost surely, 26542153145 is an apocalyptic number.
It is an amenable number.
6542153145 is a deficient number, since it is larger than the sum of its proper divisors (5835615687).
6542153145 is a wasteful number, since it uses less digits than its factorization.
6542153145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7662 (or 7659 counting only the distinct ones).
The product of its digits is 72000, while the sum is 36.
The square root of 6542153145 is about 80883.5777213150. The cubic root of 6542153145 is about 1870.2811729876.
The spelling of 6542153145 in words is "six billion, five hundred forty-two million, one hundred fifty-three thousand, one hundred forty-five".
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