Base | Representation |
---|---|
bin | 1101010100100001001… |
… | …0000110010000000000 |
3 | 210212200200001210220200 |
4 | 3111020102012100000 |
5 | 12222134032023212 |
6 | 253044055205200 |
7 | 22351005440112 |
oct | 3251022062000 |
9 | 725620053820 |
10 | 228845970432 |
11 | 89064647792 |
12 | 38428076800 |
13 | 18770597031 |
14 | b10d1653b2 |
15 | 5e45ae36dc |
hex | 3548486400 |
228845970432 has 132 divisors (see below), whose sum is σ = 665545367760. Its totient is φ = 75732774912.
The previous prime is 228845970401. The next prime is 228845970439. The reversal of 228845970432 is 234079548822.
228845970432 is a `hidden beast` number, since 2 + 2 + 8 + 8 + 4 + 597 + 0 + 43 + 2 = 666.
It is not an unprimeable number, because it can be changed into a prime (228845970439) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1191703 + ... + 1370345.
Almost surely, 2228845970432 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 228845970432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (332772683880).
228845970432 is an abundant number, since it is smaller than the sum of its proper divisors (436699397328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228845970432 is a wasteful number, since it uses less digits than its factorization.
228845970432 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 178808 (or 178787 counting only the distinct ones).
The product of its (nonzero) digits is 7741440, while the sum is 54.
The spelling of 228845970432 in words is "two hundred twenty-eight billion, eight hundred forty-five million, nine hundred seventy thousand, four hundred thirty-two".
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