Base | Representation |
---|---|
bin | 111100100010000… |
… | …1100011000101010 |
3 | 12020112221201121212 |
4 | 1321010030120222 |
5 | 13124433024232 |
6 | 533314233122 |
7 | 101222266040 |
oct | 17104143052 |
9 | 5215851555 |
10 | 2031142442 |
11 | 95258841a |
12 | 4882857a2 |
13 | 264a5c344 |
14 | 153a84390 |
15 | bd4b4eb2 |
hex | 7910c62a |
2031142442 has 16 divisors (see below), whose sum is σ = 3492485952. Its totient is φ = 867857760.
The previous prime is 2031142433. The next prime is 2031142471. The reversal of 2031142442 is 2442411302.
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, 214523 + ... + 223790.
It is an arithmetic number, because the mean of its divisors is an integer number (218280372).
Almost surely, 22031142442 is an apocalyptic number.
2031142442 is a deficient number, since it is larger than the sum of its proper divisors (1461343510).
2031142442 is a wasteful number, since it uses less digits than its factorization.
2031142442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 438653.
The product of its (nonzero) digits is 1536, while the sum is 23.
The square root of 2031142442 is about 45068.1976786292. The cubic root of 2031142442 is about 1266.4269008629.
Adding to 2031142442 its reverse (2442411302), we get a palindrome (4473553744).
The spelling of 2031142442 in words is "two billion, thirty-one million, one hundred forty-two thousand, four hundred forty-two".
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