Base | Representation |
---|---|
bin | 1110111010010000… |
… | …0010000101100100 |
3 | 101022221021011101002 |
4 | 3232210002011210 |
5 | 31144110020030 |
6 | 1501053452432 |
7 | 201120015062 |
oct | 35644020544 |
9 | 11287234332 |
10 | 4002423140 |
11 | 1774299821 |
12 | 9384a1118 |
13 | 4ba28c621 |
14 | 29d7c5032 |
15 | 1865a3245 |
hex | ee902164 |
4002423140 has 24 divisors (see below), whose sum is σ = 8442124992. Its totient is φ = 1593914720.
The previous prime is 4002423097. The next prime is 4002423181. The reversal of 4002423140 is 413242004.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 436256 + ... + 445335.
It is an arithmetic number, because the mean of its divisors is an integer number (351755208).
Almost surely, 24002423140 is an apocalyptic number.
It is an amenable number.
4002423140 is an abundant number, since it is smaller than the sum of its proper divisors (4439701852).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4002423140 is a wasteful number, since it uses less digits than its factorization.
4002423140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 881827 (or 881825 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 20.
The square root of 4002423140 is about 63264.7069067739. The cubic root of 4002423140 is about 1587.7215285124.
Adding to 4002423140 its reverse (413242004), we get a palindrome (4415665144).
The spelling of 4002423140 in words is "four billion, two million, four hundred twenty-three thousand, one hundred forty".
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