Base | Representation |
---|---|
bin | 10010110001100000011… |
… | …01111011111101011011 |
3 | 2021122222221000011000121 |
4 | 21120300031323331123 |
5 | 41032032314213420 |
6 | 1212200031014111 |
7 | 64414016664553 |
oct | 11306015737533 |
9 | 2248887004017 |
10 | 645054054235 |
11 | 229625219368 |
12 | a502336a337 |
13 | 48a9cb161b6 |
14 | 23313b84163 |
15 | 11ba53d72aa |
hex | 963037bf5b |
645054054235 has 16 divisors (see below), whose sum is σ = 807756759360. Its totient is φ = 493584030720.
The previous prime is 645054054223. The next prime is 645054054299. The reversal of 645054054235 is 532450450546.
It is not a de Polignac number, because 645054054235 - 225 = 645020499803 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 645054054191 and 645054054200.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2663395 + ... + 2895475.
It is an arithmetic number, because the mean of its divisors is an integer number (50484797460).
Almost surely, 2645054054235 is an apocalyptic number.
645054054235 is a deficient number, since it is larger than the sum of its proper divisors (162702705125).
645054054235 is a wasteful number, since it uses less digits than its factorization.
645054054235 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 256278.
The product of its (nonzero) digits is 1440000, while the sum is 43.
The spelling of 645054054235 in words is "six hundred forty-five billion, fifty-four million, fifty-four thousand, two hundred thirty-five".
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