Base | Representation |
---|---|
bin | 10001010011111… |
… | …00101100111011 |
3 | 101010020122112012 |
4 | 20221330230323 |
5 | 244133324032 |
6 | 22224240135 |
7 | 3412205132 |
oct | 1051745473 |
9 | 333218465 |
10 | 145214267 |
11 | 74a736a0 |
12 | 4077004b |
13 | 24114803 |
14 | 15400919 |
15 | cb366b2 |
hex | 8a7cb3b |
145214267 has 8 divisors (see below), whose sum is σ = 158796912. Its totient is φ = 131695200.
The previous prime is 145214243. The next prime is 145214299. The reversal of 145214267 is 762412541.
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 145214267 - 220 = 144165691 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (145214567) 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, 11048 + ... + 20309.
It is an arithmetic number, because the mean of its divisors is an integer number (19849614).
Almost surely, 2145214267 is an apocalyptic number.
145214267 is a deficient number, since it is larger than the sum of its proper divisors (13582645).
145214267 is a wasteful number, since it uses less digits than its factorization.
145214267 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31789.
The product of its digits is 13440, while the sum is 32.
The square root of 145214267 is about 12050.4882473699. The cubic root of 145214267 is about 525.6174347202.
It can be divided in two parts, 145 and 214267, that added together give a palindrome (214412).
The spelling of 145214267 in words is "one hundred forty-five million, two hundred fourteen thousand, two hundred sixty-seven".
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