Base | Representation |
---|---|
bin | 1000011101010100111… |
… | …1100010101101110101 |
3 | 111220002000022011202220 |
4 | 2013111033202231311 |
5 | 4340044223322013 |
6 | 150431042352553 |
7 | 13332645504612 |
oct | 2072517425565 |
9 | 456060264686 |
10 | 145311542133 |
11 | 5669863938a |
12 | 241b465b759 |
13 | 1091a130134 |
14 | 7066c29509 |
15 | 3ba71b6b23 |
hex | 21d53e2b75 |
145311542133 has 16 divisors (see below), whose sum is σ = 198174180096. Its totient is φ = 94667948480.
The previous prime is 145311542029. The next prime is 145311542143. The reversal of 145311542133 is 331245113541.
It is a cyclic number.
It is not a de Polignac number, because 145311542133 - 29 = 145311541621 is a prime.
It is a super-2 number, since 2×1453115421332 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 145311542094 and 145311542103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145311542143) 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, 697038 + ... + 881183.
It is an arithmetic number, because the mean of its divisors is an integer number (12385886256).
Almost surely, 2145311542133 is an apocalyptic number.
It is an amenable number.
145311542133 is a deficient number, since it is larger than the sum of its proper divisors (52862637963).
145311542133 is a wasteful number, since it uses less digits than its factorization.
145311542133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1578924.
The product of its digits is 21600, while the sum is 33.
Adding to 145311542133 its reverse (331245113541), we get a palindrome (476556655674).
The spelling of 145311542133 in words is "one hundred forty-five billion, three hundred eleven million, five hundred forty-two thousand, one hundred thirty-three".
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