Base | Representation |
---|---|
bin | 110111110010111… |
… | …1101111111100110 |
3 | 11211110220211211011 |
4 | 1233211331333212 |
5 | 12313242133410 |
6 | 505440132434 |
7 | 64252433452 |
oct | 15745757746 |
9 | 4743824734 |
10 | 1872224230 |
11 | 880904858 |
12 | 44300711a |
13 | 23ab5a0b6 |
14 | 13a917662 |
15 | ae57318a |
hex | 6f97dfe6 |
1872224230 has 32 divisors (see below), whose sum is σ = 3481555968. Its totient is φ = 724140000.
The previous prime is 1872224209. The next prime is 1872224231. The reversal of 1872224230 is 324222781.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is a junction number, because it is equal to n+sod(n) for n = 1872224192 and 1872224201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1872224231) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 696469 + ... + 699151.
It is an arithmetic number, because the mean of its divisors is an integer number (108798624).
Almost surely, 21872224230 is an apocalyptic number.
1872224230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1872224230 is a deficient number, since it is larger than the sum of its proper divisors (1609331738).
1872224230 is a wasteful number, since it uses less digits than its factorization.
1872224230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4972.
The product of its (nonzero) digits is 10752, while the sum is 31.
The square root of 1872224230 is about 43269.2064868308. The cubic root of 1872224230 is about 1232.4972355307.
The spelling of 1872224230 in words is "one billion, eight hundred seventy-two million, two hundred twenty-four thousand, two hundred thirty".
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