Base | Representation |
---|---|
bin | 1101000010000010111… |
… | …1001111000100100000 |
3 | 210101220002221002122012 |
4 | 3100200233033010200 |
5 | 12132010203142200 |
6 | 250504051132052 |
7 | 22114066541042 |
oct | 3204057170440 |
9 | 711802832565 |
10 | 223887552800 |
11 | 86a4a76117a |
12 | 374835a4028 |
13 | 181602372c2 |
14 | ab9c809a92 |
15 | 5c55652a35 |
hex | 3420bcf120 |
223887552800 has 54 divisors (see below), whose sum is σ = 546598161963. Its totient is φ = 89549667840.
The previous prime is 223887552793. The next prime is 223887552827. The reversal of 223887552800 is 8255788322.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in 5 ways, for example, as 115227660304 + 108659892496 = 339452^2 + 329636^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=334580.
It is a Harshad number since it is a multiple of its sum of digits (50).
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 13374836 + ... + 13391564.
Almost surely, 2223887552800 is an apocalyptic number.
223887552800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
223887552800 is an abundant number, since it is smaller than the sum of its proper divisors (322710609163).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223887552800 is an frugal number, since it uses more digits than its factorization.
223887552800 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33478 (or 16736 counting only the distinct ones).
The product of its (nonzero) digits is 2150400, while the sum is 50.
Multiplying 223887552800 by its sum of digits (50), we get a square (11194377640000 = 33458002).
223887552800 divided by its sum of digits (50) gives a square (4477751056 = 669162).
The spelling of 223887552800 in words is "two hundred twenty-three billion, eight hundred eighty-seven million, five hundred fifty-two thousand, eight hundred".
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