Base | Representation |
---|---|
bin | 100111011111011000… |
… | …000011101110100010 |
3 | 11001110002110121212020 |
4 | 213133120003232202 |
5 | 1143314444102204 |
6 | 31251313042310 |
7 | 3030524604612 |
oct | 473730035642 |
9 | 131402417766 |
10 | 42402331554 |
11 | 16a8a013320 |
12 | 8274556396 |
13 | 3cc99a651b |
14 | 20a3676a42 |
15 | 118286dbd9 |
hex | 9df603ba2 |
42402331554 has 32 divisors (see below), whose sum is σ = 92526990336. Its totient is φ = 12847411920.
The previous prime is 42402331511. The next prime is 42402331589. The reversal of 42402331554 is 45513320424.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 482659 + ... + 563705.
It is an arithmetic number, because the mean of its divisors is an integer number (2891468448).
Almost surely, 242402331554 is an apocalyptic number.
42402331554 is an abundant number, since it is smaller than the sum of its proper divisors (50124658782).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42402331554 is a wasteful number, since it uses less digits than its factorization.
42402331554 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 88990.
The product of its (nonzero) digits is 57600, while the sum is 33.
Adding to 42402331554 its reverse (45513320424), we get a palindrome (87915651978).
The spelling of 42402331554 in words is "forty-two billion, four hundred two million, three hundred thirty-one thousand, five hundred fifty-four".
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