Base | Representation |
---|---|
bin | 1000011100010101000… |
… | …0010010011011110011 |
3 | 111212101022120011200000 |
4 | 2013011100102123303 |
5 | 4334022041132011 |
6 | 150344301201043 |
7 | 13323210504030 |
oct | 2070520223363 |
9 | 455338504600 |
10 | 145043302131 |
11 | 56570187732 |
12 | 2413a860183 |
13 | 108a66a2440 |
14 | 703d362387 |
15 | 3b8d87d356 |
hex | 21c54126f3 |
145043302131 has 48 divisors (see below), whose sum is σ = 267404976384. Its totient is φ = 76506345504.
The previous prime is 145043302087. The next prime is 145043302141. The reversal of 145043302131 is 131203340541.
It is a happy number.
145043302131 is a `hidden beast` number, since 14 + 5 + 0 + 433 + 0 + 213 + 1 = 666.
It is not a de Polignac number, because 145043302131 - 217 = 145043171059 is a prime.
It is a super-2 number, since 2×1450433021312 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 145043302095 and 145043302104.
It is not an unprimeable number, because it can be changed into a prime (145043302141) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3257481 + ... + 3301706.
It is an arithmetic number, because the mean of its divisors is an integer number (5570937008).
Almost surely, 2145043302131 is an apocalyptic number.
145043302131 is a deficient number, since it is larger than the sum of its proper divisors (122361674253).
145043302131 is an equidigital number, since it uses as much as digits as its factorization.
145043302131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6559222 (or 6559210 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 27.
Adding to 145043302131 its reverse (131203340541), we get a palindrome (276246642672).
The spelling of 145043302131 in words is "one hundred forty-five billion, forty-three million, three hundred two thousand, one hundred thirty-one".
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