Base | Representation |
---|---|
bin | 10001010111101… |
… | …11110110001110 |
3 | 101011012021102210 |
4 | 20223313312032 |
5 | 244300444140 |
6 | 22243131250 |
7 | 3416405526 |
oct | 1053676616 |
9 | 334167383 |
10 | 145718670 |
11 | 75288659 |
12 | 40973b26 |
13 | 24260286 |
14 | 154d2686 |
15 | cbd5d80 |
hex | 8af7d8e |
145718670 has 16 divisors (see below), whose sum is σ = 349724880. Its totient is φ = 38858304.
The previous prime is 145718647. The next prime is 145718687. The reversal of 145718670 is 76817541.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2428615 + ... + 2428674.
It is an arithmetic number, because the mean of its divisors is an integer number (21857805).
Almost surely, 2145718670 is an apocalyptic number.
145718670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
145718670 is an abundant number, since it is smaller than the sum of its proper divisors (204006210).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145718670 is a wasteful number, since it uses less digits than its factorization.
145718670 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4857299.
The product of its (nonzero) digits is 47040, while the sum is 39.
The square root of 145718670 is about 12071.3988418907. The cubic root of 145718670 is about 526.2253103290.
The spelling of 145718670 in words is "one hundred forty-five million, seven hundred eighteen thousand, six hundred seventy".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.063 sec. • engine limits •