Base | Representation |
---|---|
bin | 100000110100110110110000… |
… | …0101010000110001010100001 |
3 | 1101212100012211101221110020211 |
4 | 1001221231200222012022201 |
5 | 300321201231320244400 |
6 | 2502033013234134121 |
7 | 114550506130306201 |
oct | 10151554052061241 |
9 | 1355305741843224 |
10 | 288739388056225 |
11 | 840017611569a7 |
12 | 28473764a21341 |
13 | c516013516612 |
14 | 51430bd354401 |
15 | 235ab92900dba |
hex | 1069b60a862a1 |
288739388056225 has 24 divisors (see below), whose sum is σ = 363137269880000. Its totient is φ = 227722209675840.
The previous prime is 288739388056211. The next prime is 288739388056247. The reversal of 288739388056225 is 522650883937882.
It is not a de Polignac number, because 288739388056225 - 211 = 288739388054177 is a prime.
It is a super-2 number, since 2×2887393880562252 (a number of 30 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 265687395 + ... + 266771944.
Almost surely, 2288739388056225 is an apocalyptic number.
288739388056225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
288739388056225 is a deficient number, since it is larger than the sum of its proper divisors (74397881823775).
288739388056225 is a wasteful number, since it uses less digits than its factorization.
288739388056225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 532459657 (or 532459652 counting only the distinct ones).
The product of its (nonzero) digits is 2786918400, while the sum is 76.
The spelling of 288739388056225 in words is "two hundred eighty-eight trillion, seven hundred thirty-nine billion, three hundred eighty-eight million, fifty-six thousand, two hundred twenty-five".
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