Base | Representation |
---|---|
bin | 10001011010101… |
… | …11010100110001 |
3 | 101011221010220001 |
4 | 20231113110301 |
5 | 244401002440 |
6 | 22255350001 |
7 | 3422624635 |
oct | 1055272461 |
9 | 334833801 |
10 | 146109745 |
11 | 75525461 |
12 | 40b22301 |
13 | 24369292 |
14 | 15594dc5 |
15 | cc61b9a |
hex | 8b57531 |
146109745 has 8 divisors (see below), whose sum is σ = 176346216. Its totient is φ = 116211456.
The previous prime is 146109739. The next prime is 146109749. The reversal of 146109745 is 547901641.
146109745 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 32729841 + 113379904 = 5721^2 + 10648^2 .
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 146109745 - 23 = 146109737 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (146109749) 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, 83592 + ... + 85321.
It is an arithmetic number, because the mean of its divisors is an integer number (22043277).
Almost surely, 2146109745 is an apocalyptic number.
It is an amenable number.
146109745 is a deficient number, since it is larger than the sum of its proper divisors (30236471).
146109745 is a wasteful number, since it uses less digits than its factorization.
146109745 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 169091.
The product of its (nonzero) digits is 30240, while the sum is 37.
The square root of 146109745 is about 12087.5864009322. The cubic root of 146109745 is about 526.6956452481.
The spelling of 146109745 in words is "one hundred forty-six million, one hundred nine thousand, seven hundred forty-five".
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