Base | Representation |
---|---|
bin | 11011001101101… |
… | …01011001100001 |
3 | 120220120000210000 |
4 | 31212311121201 |
5 | 431420042001 |
6 | 34352530213 |
7 | 5441245011 |
oct | 1546653141 |
9 | 526500700 |
10 | 228284001 |
11 | 107951170 |
12 | 64550969 |
13 | 383ab1ba |
14 | 22465c41 |
15 | 15094a86 |
hex | d9b5661 |
228284001 has 20 divisors (see below), whose sum is σ = 372019824. Its totient is φ = 138353400.
The previous prime is 228283999. The next prime is 228284003. The reversal of 228284001 is 100482822.
It is an interprime number because it is at equal distance from previous prime (228283999) and next prime (228284003).
It is not a de Polignac number, because 228284001 - 21 = 228283999 is a prime.
It is a super-2 number, since 2×2282840012 = 104227170225136002, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (228284003) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 127215 + ... + 128996.
Almost surely, 2228284001 is an apocalyptic number.
It is an amenable number.
228284001 is a deficient number, since it is larger than the sum of its proper divisors (143735823).
228284001 is a wasteful number, since it uses less digits than its factorization.
228284001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 256234 (or 256225 counting only the distinct ones).
The product of its (nonzero) digits is 2048, while the sum is 27.
The square root of 228284001 is about 15109.0701566973. The cubic root of 228284001 is about 611.1650233784.
The spelling of 228284001 in words is "two hundred twenty-eight million, two hundred eighty-four thousand, one".
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