Base | Representation |
---|---|
bin | 100111010101110… |
… | …0011111010011101 |
3 | 10101222220002101200 |
4 | 1032223203322131 |
5 | 10200412322031 |
6 | 334553030113 |
7 | 44466113235 |
oct | 11653437235 |
9 | 3358802350 |
10 | 1320042141 |
11 | 618147220 |
12 | 30a0b5339 |
13 | 180634632 |
14 | c745acc5 |
15 | 7ad4d8e6 |
hex | 4eae3e9d |
1320042141 has 24 divisors (see below), whose sum is σ = 2124330624. Its totient is φ = 783000960.
The previous prime is 1320042121. The next prime is 1320042167. The reversal of 1320042141 is 1412400231.
1320042141 is a `hidden beast` number, since 1 + 3 + 200 + 421 + 41 = 666.
It is not a de Polignac number, because 1320042141 - 29 = 1320041629 is a prime.
It is a super-2 number, since 2×13200421412 = 3485022508031727762, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1320042121) by changing a digit.
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 23 ways as a sum of consecutive naturals, for example, 137196 + ... + 146501.
It is an arithmetic number, because the mean of its divisors is an integer number (88513776).
Almost surely, 21320042141 is an apocalyptic number.
1320042141 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
1320042141 is a deficient number, since it is larger than the sum of its proper divisors (804288483).
1320042141 is a wasteful number, since it uses less digits than its factorization.
1320042141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 283761 (or 283758 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 1320042141 is about 36332.3841909666. The cubic root of 1320042141 is about 1096.9729838589.
Adding to 1320042141 its reverse (1412400231), we get a palindrome (2732442372).
The spelling of 1320042141 in words is "one billion, three hundred twenty million, forty-two thousand, one hundred forty-one".
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