Base | Representation |
---|---|
bin | 10001010101011… |
… | …10011111010011 |
3 | 101010122000021002 |
4 | 20222232133103 |
5 | 244211340240 |
6 | 22232452215 |
7 | 3414014516 |
oct | 1052563723 |
9 | 333560232 |
10 | 145418195 |
11 | 750a292a |
12 | 4084a06b |
13 | 24186590 |
14 | 15454d7d |
15 | cb76d15 |
hex | 8aae7d3 |
145418195 has 16 divisors (see below), whose sum is σ = 188725152. Its totient is φ = 106928640.
The previous prime is 145418159. The next prime is 145418197. The reversal of 145418195 is 591814541.
It is a happy number.
It is not a de Polignac number, because 145418195 - 218 = 145156051 is a prime.
It is a super-2 number, since 2×1454181952 = 42292902874116050, which contains 22 as substring.
It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (145418197) 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, 11024 + ... + 20306.
It is an arithmetic number, because the mean of its divisors is an integer number (11795322).
Almost surely, 2145418195 is an apocalyptic number.
145418195 is a deficient number, since it is larger than the sum of its proper divisors (43306957).
145418195 is a wasteful number, since it uses less digits than its factorization.
145418195 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9542.
The product of its digits is 28800, while the sum is 38.
The square root of 145418195 is about 12058.9466787112. The cubic root of 145418195 is about 525.8633655044.
The spelling of 145418195 in words is "one hundred forty-five million, four hundred eighteen thousand, one hundred ninety-five".
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