Base | Representation |
---|---|
bin | 101010111010110… |
… | …0011101100101110 |
3 | 10201100210211020002 |
4 | 1111311203230232 |
5 | 10422131300324 |
6 | 354522224302 |
7 | 50454450434 |
oct | 12565435456 |
9 | 3640724202 |
10 | 1440103214 |
11 | 67999a950 |
12 | 342355092 |
13 | 19c4802a4 |
14 | d9390d54 |
15 | 866673ae |
hex | 55d63b2e |
1440103214 has 32 divisors (see below), whose sum is σ = 2489909760. Its totient is φ = 617803200.
The previous prime is 1440103183. The next prime is 1440103219. The reversal of 1440103214 is 4123010441.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1440103219) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106922 + ... + 119634.
It is an arithmetic number, because the mean of its divisors is an integer number (77809680).
Almost surely, 21440103214 is an apocalyptic number.
1440103214 is a deficient number, since it is larger than the sum of its proper divisors (1049806546).
1440103214 is a wasteful number, since it uses less digits than its factorization.
1440103214 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13016.
The product of its (nonzero) digits is 384, while the sum is 20.
The square root of 1440103214 is about 37948.6918615122. The cubic root of 1440103214 is about 1129.2702140384.
Adding to 1440103214 its reverse (4123010441), we get a palindrome (5563113655).
The spelling of 1440103214 in words is "one billion, four hundred forty million, one hundred three thousand, two hundred fourteen".
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