Base | Representation |
---|---|
bin | 1100111110100000010… |
… | …11011100100011111001 |
3 | 1120121212202010220120011 |
4 | 12133100023130203321 |
5 | 24301122304333420 |
6 | 540455401301521 |
7 | 44133115646302 |
oct | 6372013344371 |
9 | 1517782126504 |
10 | 445874292985 |
11 | 162104461730 |
12 | 724b64948a1 |
13 | 33079714bc4 |
14 | 1781a9b97a9 |
15 | b8e8e8695a |
hex | 67d02dc8f9 |
445874292985 has 32 divisors (see below), whose sum is σ = 585223470720. Its totient is φ = 323421196800.
The previous prime is 445874292923. The next prime is 445874293001. The reversal of 445874292985 is 589292478544.
It is not a de Polignac number, because 445874292985 - 211 = 445874290937 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 445874292985.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47820534 + ... + 47829856.
It is an arithmetic number, because the mean of its divisors is an integer number (18288233460).
Almost surely, 2445874292985 is an apocalyptic number.
It is an amenable number.
445874292985 is a deficient number, since it is larger than the sum of its proper divisors (139349177735).
445874292985 is a wasteful number, since it uses less digits than its factorization.
445874292985 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11529.
The product of its digits is 232243200, while the sum is 67.
The spelling of 445874292985 in words is "four hundred forty-five billion, eight hundred seventy-four million, two hundred ninety-two thousand, nine hundred eighty-five".
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