Base | Representation |
---|---|
bin | 1000011000011011111… |
… | …01010111101100010110 |
3 | 1000112101000011110210222 |
4 | 10030031331113230112 |
5 | 14204304213003340 |
6 | 340145355114342 |
7 | 26543556053534 |
oct | 4141575275426 |
9 | 1015330143728 |
10 | 287997000470 |
11 | 101158887083 |
12 | 479957429b2 |
13 | 21209186a1a |
14 | dd20d83154 |
15 | 7758a498b5 |
hex | 430df57b16 |
287997000470 has 16 divisors (see below), whose sum is σ = 525495898080. Its totient is φ = 113620734144.
The previous prime is 287997000439. The next prime is 287997000517. The reversal of 287997000470 is 74000799782.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197257490 + ... + 197258949.
It is an arithmetic number, because the mean of its divisors is an integer number (32843493630).
Almost surely, 2287997000470 is an apocalyptic number.
287997000470 is a deficient number, since it is larger than the sum of its proper divisors (237498897610).
287997000470 is a wasteful number, since it uses less digits than its factorization.
287997000470 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 394516519.
The product of its (nonzero) digits is 1778112, while the sum is 53.
The spelling of 287997000470 in words is "two hundred eighty-seven billion, nine hundred ninety-seven million, four hundred seventy", and thus it is an aban number.
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