Base | Representation |
---|---|
bin | 10001010010101… |
… | …00100110001011 |
3 | 101002221022012001 |
4 | 20221110212023 |
5 | 244113044440 |
6 | 22220531431 |
7 | 3410622166 |
oct | 1051244613 |
9 | 332838161 |
10 | 145049995 |
11 | 74971232 |
12 | 406b0b77 |
13 | 24087acc |
14 | 1539aadd |
15 | cb02b9a |
hex | 8a5498b |
145049995 has 8 divisors (see below), whose sum is σ = 174201984. Its totient is φ = 115945344.
The previous prime is 145049987. The next prime is 145050013. The reversal of 145049995 is 599940541.
It is a happy number.
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 145049995 - 23 = 145049987 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4699 + ... + 17668.
It is an arithmetic number, because the mean of its divisors is an integer number (21775248).
Almost surely, 2145049995 is an apocalyptic number.
145049995 is a deficient number, since it is larger than the sum of its proper divisors (29151989).
145049995 is a wasteful number, since it uses less digits than its factorization.
145049995 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23669.
The product of its (nonzero) digits is 291600, while the sum is 46.
The square root of 145049995 is about 12043.6703292642. The cubic root of 145049995 is about 525.4191603400.
The spelling of 145049995 in words is "one hundred forty-five million, forty-nine thousand, nine hundred ninety-five".
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