Base | Representation |
---|---|
bin | 100111000111101101… |
… | …100111101001101100 |
3 | 11000102102102212211222 |
4 | 213013231213221230 |
5 | 1142011331034130 |
6 | 31144052002512 |
7 | 3014634263345 |
oct | 470755475154 |
9 | 130372385758 |
10 | 42005330540 |
11 | 168a5a06608 |
12 | 8183600438 |
13 | 3c65674c94 |
14 | 2066a530cc |
15 | 115ca9dce5 |
hex | 9c7b67a6c |
42005330540 has 12 divisors (see below), whose sum is σ = 88211194176. Its totient is φ = 16802132208.
The previous prime is 42005330533. The next prime is 42005330561. The reversal of 42005330540 is 4503350024.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1050133244 + ... + 1050133283.
It is an arithmetic number, because the mean of its divisors is an integer number (7350932848).
Almost surely, 242005330540 is an apocalyptic number.
It is an amenable number.
42005330540 is an abundant number, since it is smaller than the sum of its proper divisors (46205863636).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42005330540 is a wasteful number, since it uses less digits than its factorization.
42005330540 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2100266536 (or 2100266534 counting only the distinct ones).
The product of its (nonzero) digits is 7200, while the sum is 26.
Adding to 42005330540 its reverse (4503350024), we get a palindrome (46508680564).
The spelling of 42005330540 in words is "forty-two billion, five million, three hundred thirty thousand, five hundred forty".
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