Base | Representation |
---|---|
bin | 10001010011000… |
… | …00000000000001 |
3 | 101010000200021001 |
4 | 20221200000001 |
5 | 244121043310 |
6 | 22221532001 |
7 | 3411205315 |
oct | 1051400001 |
9 | 333020231 |
10 | 145096705 |
11 | 749a3336 |
12 | 40714001 |
13 | 240a3150 |
14 | 153adb45 |
15 | cb1193a |
hex | 8a60001 |
145096705 has 8 divisors (see below), whose sum is σ = 187509672. Its totient is φ = 107148288.
The previous prime is 145096697. The next prime is 145096729. The reversal of 145096705 is 507690541.
It can be written as a sum of positive squares in 4 ways, for example, as 4626801 + 140469904 = 2151^2 + 11852^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 145096705 - 23 = 145096697 is a prime.
It is an alternating number because its digits alternate between odd and even.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1116064 + ... + 1116193.
It is an arithmetic number, because the mean of its divisors is an integer number (23438709).
It is a Proth number, since it is equal to 1107 ⋅ 217 + 1 and 1107 < 217.
Almost surely, 2145096705 is an apocalyptic number.
It is an amenable number.
145096705 is a deficient number, since it is larger than the sum of its proper divisors (42412967).
145096705 is a wasteful number, since it uses less digits than its factorization.
145096705 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2232275.
The product of its (nonzero) digits is 37800, while the sum is 37.
The square root of 145096705 is about 12045.6093660719. The cubic root of 145096705 is about 525.4755539878.
The spelling of 145096705 in words is "one hundred forty-five million, ninety-six thousand, seven hundred five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •