Base | Representation |
---|---|
bin | 111100110100100… |
… | …001111000011000 |
3 | 2122010001212002000 |
4 | 330310201320120 |
5 | 4042210400344 |
6 | 245130441000 |
7 | 34200166341 |
oct | 7464417030 |
9 | 2563055060 |
10 | 1020403224 |
11 | 483a9a055 |
12 | 245893160 |
13 | 133531cb9 |
14 | 9973d0c8 |
15 | 5e8b1a69 |
hex | 3cd21e18 |
1020403224 has 32 divisors (see below), whose sum is σ = 2834454000. Its totient is φ = 340134336.
The previous prime is 1020403213. The next prime is 1020403231. The reversal of 1020403224 is 4223040201.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 1020403197 and 1020403206.
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, 2361829 + ... + 2362260.
Almost surely, 21020403224 is an apocalyptic number.
It is an amenable number.
1020403224 is an abundant number, since it is smaller than the sum of its proper divisors (1814050776).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1020403224 is a wasteful number, since it uses less digits than its factorization.
1020403224 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4724104 (or 4724094 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 18.
The square root of 1020403224 is about 31943.7509381726. The cubic root of 1020403224 is about 1006.7553373253.
Adding to 1020403224 its reverse (4223040201), we get a palindrome (5243443425).
The spelling of 1020403224 in words is "one billion, twenty million, four hundred three thousand, two hundred twenty-four".
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