Base | Representation |
---|---|
bin | 1000010011110010101… |
… | …00000000101101010110 |
3 | 1000021221012111202021211 |
4 | 10021321110000231112 |
5 | 14134202300133304 |
6 | 335054110532034 |
7 | 26425014365503 |
oct | 4117124005526 |
9 | 1007835452254 |
10 | 285503130454 |
11 | 10009908a683 |
12 | 473ba50701a |
13 | 20bcc5c27a9 |
14 | db65a8a4aa |
15 | 765eb30204 |
hex | 4279500b56 |
285503130454 has 32 divisors (see below), whose sum is σ = 437651242560. Its totient is φ = 139636328832.
The previous prime is 285503130449. The next prime is 285503130463. The reversal of 285503130454 is 454031305582.
It is a super-2 number, since 2×2855031304542 (a number of 24 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54513924 + ... + 54519160.
It is an arithmetic number, because the mean of its divisors is an integer number (13676601330).
Almost surely, 2285503130454 is an apocalyptic number.
285503130454 is a deficient number, since it is larger than the sum of its proper divisors (152148112106).
285503130454 is a wasteful number, since it uses less digits than its factorization.
285503130454 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6744.
The product of its (nonzero) digits is 288000, while the sum is 40.
The spelling of 285503130454 in words is "two hundred eighty-five billion, five hundred three million, one hundred thirty thousand, four hundred fifty-four".
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