Base | Representation |
---|---|
bin | 1101101111101111111… |
… | …01001100011000111001 |
3 | 1200011010012022121000000 |
4 | 12313313331030120321 |
5 | 30214243212333040 |
6 | 1000551001303213 |
7 | 46060214035314 |
oct | 6676775143071 |
9 | 1604105277000 |
10 | 472311449145 |
11 | 172340555418 |
12 | 77654194b09 |
13 | 35700909183 |
14 | 18c07b8797b |
15 | c444ddd130 |
hex | 6df7f4c639 |
472311449145 has 28 divisors (see below), whose sum is σ = 849771881316. Its totient is φ = 251899437600.
The previous prime is 472311449069. The next prime is 472311449147. The reversal of 472311449145 is 541944113274.
472311449145 is a `hidden beast` number, since 4 + 7 + 2 + 3 + 114 + 491 + 45 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 314545992336 + 157765456809 = 560844^2 + 397197^2 .
It is not a de Polignac number, because 472311449145 - 219 = 472310924857 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 472311449145.
It is not an unprimeable number, because it can be changed into a prime (472311449147) by changing a digit.
It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 64785306 + ... + 64792595.
Almost surely, 2472311449145 is an apocalyptic number.
472311449145 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
472311449145 is a deficient number, since it is larger than the sum of its proper divisors (377460432171).
472311449145 is an equidigital number, since it uses as much as digits as its factorization.
472311449145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 129577924 (or 129577909 counting only the distinct ones).
The product of its digits is 483840, while the sum is 45.
The spelling of 472311449145 in words is "four hundred seventy-two billion, three hundred eleven million, four hundred forty-nine thousand, one hundred forty-five".
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