Base | Representation |
---|---|
bin | 10001010011011… |
… | …01001001011011 |
3 | 101010010102010111 |
4 | 20221231021123 |
5 | 244124304210 |
6 | 22223025151 |
7 | 3411521314 |
oct | 1051551133 |
9 | 333112114 |
10 | 145150555 |
11 | 74a2a840 |
12 | 4073b1b7 |
13 | 240c1804 |
14 | 153c560b |
15 | cb2288a |
hex | 8a6d25b |
145150555 has 16 divisors (see below), whose sum is σ = 191165184. Its totient is φ = 104925280.
The previous prime is 145150553. The next prime is 145150589. The reversal of 145150555 is 555051541.
145150555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 145150555 - 21 = 145150553 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (145150553) 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, 1284 + ... + 17086.
It is an arithmetic number, because the mean of its divisors is an integer number (11947824).
Almost surely, 2145150555 is an apocalyptic number.
145150555 is a deficient number, since it is larger than the sum of its proper divisors (46014629).
145150555 is a wasteful number, since it uses less digits than its factorization.
145150555 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15986.
The product of its (nonzero) digits is 12500, while the sum is 31.
The square root of 145150555 is about 12047.8444130060. The cubic root of 145150555 is about 525.5405528419.
The spelling of 145150555 in words is "one hundred forty-five million, one hundred fifty thousand, five hundred fifty-five".
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