Base | Representation |
---|---|
bin | 10001010110100… |
… | …10110101001111 |
3 | 101010220120110102 |
4 | 20223102311033 |
5 | 244231121210 |
6 | 22240001315 |
7 | 3415204514 |
oct | 1053226517 |
9 | 333816412 |
10 | 145567055 |
11 | 75194757 |
12 | 4090023b |
13 | 2420926a |
14 | 1549330b |
15 | cba5ea5 |
hex | 8ad2d4f |
145567055 has 8 divisors (see below), whose sum is σ = 175938000. Its totient is φ = 115615296.
The previous prime is 145567049. The next prime is 145567057. The reversal of 145567055 is 550765541.
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 145567055 - 218 = 145304911 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145567057) 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, 104030 + ... + 105419.
It is an arithmetic number, because the mean of its divisors is an integer number (21992250).
Almost surely, 2145567055 is an apocalyptic number.
145567055 is a deficient number, since it is larger than the sum of its proper divisors (30370945).
145567055 is a wasteful number, since it uses less digits than its factorization.
145567055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 209593.
The product of its (nonzero) digits is 105000, while the sum is 38.
The square root of 145567055 is about 12065.1172808224. The cubic root of 145567055 is about 526.0427408681.
The spelling of 145567055 in words is "one hundred forty-five million, five hundred sixty-seven thousand, fifty-five".
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