Base | Representation |
---|---|
bin | 101010111010111… |
… | …1011110100011100 |
3 | 10201100222211202021 |
4 | 1111311323310130 |
5 | 10422142431022 |
6 | 354524305524 |
7 | 50455341454 |
oct | 12565736434 |
9 | 3640884667 |
10 | 1440202012 |
11 | 679a580a7 |
12 | 3423a22a4 |
13 | 19c4b6252 |
14 | d93b8d64 |
15 | 866867c7 |
hex | 55d7bd1c |
1440202012 has 12 divisors (see below), whose sum is σ = 2573978400. Its totient is φ = 704779616.
The previous prime is 1440201989. The next prime is 1440202081. The reversal of 1440202012 is 2102020441.
It is a super-3 number, since 3×14402020123 (a number of 28 digits) contains 333 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 3 ways as a sum of consecutive naturals, for example, 3830137 + ... + 3830512.
It is an arithmetic number, because the mean of its divisors is an integer number (214498200).
Almost surely, 21440202012 is an apocalyptic number.
It is an amenable number.
1440202012 is a deficient number, since it is larger than the sum of its proper divisors (1133776388).
1440202012 is a wasteful number, since it uses less digits than its factorization.
1440202012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7660700 (or 7660698 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 16.
The square root of 1440202012 is about 37949.9935704869. The cubic root of 1440202012 is about 1129.2960379021.
Adding to 1440202012 its reverse (2102020441), we get a palindrome (3542222453).
The spelling of 1440202012 in words is "one billion, four hundred forty million, two hundred two thousand, twelve".
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