Base | Representation |
---|---|
bin | 101010111010111… |
… | …1110110100100110 |
3 | 10201101000110121202 |
4 | 1111311332310212 |
5 | 10422143324220 |
6 | 354524442502 |
7 | 50455422353 |
oct | 12565766446 |
9 | 3641013552 |
10 | 1440214310 |
11 | 679a66367 |
12 | 3423a9432 |
13 | 19c4bba22 |
14 | d93bd62a |
15 | 8668a275 |
hex | 55d7ed26 |
1440214310 has 16 divisors (see below), whose sum is σ = 2606871600. Its totient is φ = 572866656.
The previous prime is 1440214273. The next prime is 1440214343. The reversal of 1440214310 is 134120441.
It is a super-2 number, since 2×14402143102 = 4148434517457552200, which contains 22 as substring.
It is a congruent number.
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 7 ways as a sum of consecutive naturals, for example, 400505 + ... + 404084.
It is an arithmetic number, because the mean of its divisors is an integer number (162929475).
Almost surely, 21440214310 is an apocalyptic number.
1440214310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1440214310 is a deficient number, since it is larger than the sum of its proper divisors (1166657290).
1440214310 is a wasteful number, since it uses less digits than its factorization.
1440214310 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 804775.
The product of its (nonzero) digits is 384, while the sum is 20.
The square root of 1440214310 is about 37950.1555991540. The cubic root of 1440214310 is about 1129.2992522760.
Adding to 1440214310 its reverse (134120441), we get a palindrome (1574334751).
The spelling of 1440214310 in words is "one billion, four hundred forty million, two hundred fourteen thousand, three hundred ten".
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