Base | Representation |
---|---|
bin | 10001010011010… |
… | …11011011110101 |
3 | 101010010001111201 |
4 | 20221223123311 |
5 | 244124043131 |
6 | 22222532501 |
7 | 3411462004 |
oct | 1051533365 |
9 | 333101451 |
10 | 145143541 |
11 | 74a25544 |
12 | 40737131 |
13 | 240bb56a |
14 | 153c2c3b |
15 | cb20761 |
hex | 8a6b6f5 |
145143541 has 8 divisors (see below), whose sum is σ = 146502720. Its totient is φ = 143790528.
The previous prime is 145143469. The next prime is 145143571. The reversal of 145143541 is 145341541.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 145143541 - 227 = 10925813 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145143571) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54990 + ... + 57568.
It is an arithmetic number, because the mean of its divisors is an integer number (18312840).
Almost surely, 2145143541 is an apocalyptic number.
It is an amenable number.
145143541 is a deficient number, since it is larger than the sum of its proper divisors (1359179).
145143541 is a wasteful number, since it uses less digits than its factorization.
145143541 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3083.
The product of its digits is 4800, while the sum is 28.
The square root of 145143541 is about 12047.5533200729. The cubic root of 145143541 is about 525.5320876066.
The spelling of 145143541 in words is "one hundred forty-five million, one hundred forty-three thousand, five hundred forty-one".
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