Base | Representation |
---|---|
bin | 100000010100110110010… |
… | …1111001111001101110001 |
3 | 120201201200210121011221110 |
4 | 1000221230233033031301 |
5 | 1040242344022201411 |
6 | 13241000434143533 |
7 | 635661143131650 |
oct | 100515457171561 |
9 | 16651623534843 |
10 | 4442820506481 |
11 | 146320a3962a5 |
12 | 5b906b721ba9 |
13 | 262c57946376 |
14 | 115068511197 |
15 | 7a87bcc62a6 |
hex | 40a6cbcf371 |
4442820506481 has 32 divisors (see below), whose sum is σ = 6872090996736. Its totient is φ = 2500545096000.
The previous prime is 4442820506479. The next prime is 4442820506483. The reversal of 4442820506481 is 1846050282444.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (4442820506479) and next prime (4442820506483).
It is not a de Polignac number, because 4442820506481 - 21 = 4442820506479 is a prime.
It is a super-2 number, since 2×44428205064812 (a number of 26 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 4442820506481.
It is not an unprimeable number, because it can be changed into a prime (4442820506483) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 63076 + ... + 2981546.
It is an arithmetic number, because the mean of its divisors is an integer number (214752843648).
Almost surely, 24442820506481 is an apocalyptic number.
It is an amenable number.
4442820506481 is a deficient number, since it is larger than the sum of its proper divisors (2429270490255).
4442820506481 is a wasteful number, since it uses less digits than its factorization.
4442820506481 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2919573.
The product of its (nonzero) digits is 1966080, while the sum is 48.
The spelling of 4442820506481 in words is "four trillion, four hundred forty-two billion, eight hundred twenty million, five hundred six thousand, four hundred eighty-one".
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