Base | Representation |
---|---|
bin | 10001010111000… |
… | …01100001001011 |
3 | 101011000121222102 |
4 | 20223201201023 |
5 | 244240032321 |
6 | 22241144015 |
7 | 3415545062 |
oct | 1053414113 |
9 | 334017872 |
10 | 145627211 |
11 | 75225974 |
12 | 4092b00b |
13 | 2422a762 |
14 | 154ab1d9 |
15 | cbb8c0b |
hex | 8ae184b |
145627211 has 4 divisors (see below), whose sum is σ = 145841112. Its totient is φ = 145413312.
The previous prime is 145627201. The next prime is 145627213. The reversal of 145627211 is 112726541.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 145627211 - 26 = 145627147 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (145627213) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105926 + ... + 107291.
It is an arithmetic number, because the mean of its divisors is an integer number (36460278).
Almost surely, 2145627211 is an apocalyptic number.
145627211 is a deficient number, since it is larger than the sum of its proper divisors (213901).
145627211 is an equidigital number, since it uses as much as digits as its factorization.
145627211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 213900.
The product of its digits is 3360, while the sum is 29.
The square root of 145627211 is about 12067.6099953553. The cubic root of 145627211 is about 526.1151937754.
The spelling of 145627211 in words is "one hundred forty-five million, six hundred twenty-seven thousand, two hundred eleven".
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