Base | Representation |
---|---|
bin | 100010101000100… |
… | …101001100010010 |
3 | 1111111101002012020 |
4 | 202220211030102 |
5 | 2142223012232 |
6 | 133354112310 |
7 | 20253646341 |
oct | 4250451422 |
9 | 1444332166 |
10 | 581063442 |
11 | 278aa4623 |
12 | 14271b696 |
13 | 934c852b |
14 | 57257b58 |
15 | 3602be2c |
hex | 22a25312 |
581063442 has 16 divisors (see below), whose sum is σ = 1199615232. Its totient is φ = 187439760.
The previous prime is 581063423. The next prime is 581063449. The reversal of 581063442 is 244360185.
It is not an unprimeable number, because it can be changed into a prime (581063449) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1561813 + ... + 1562184.
It is an arithmetic number, because the mean of its divisors is an integer number (74975952).
Almost surely, 2581063442 is an apocalyptic number.
581063442 is an abundant number, since it is smaller than the sum of its proper divisors (618551790).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
581063442 is a wasteful number, since it uses less digits than its factorization.
581063442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3124033.
The product of its (nonzero) digits is 23040, while the sum is 33.
The square root of 581063442 is about 24105.2575592961. The cubic root of 581063442 is about 834.4644716522.
The spelling of 581063442 in words is "five hundred eighty-one million, sixty-three thousand, four hundred forty-two".
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