Base | Representation |
---|---|
bin | 10001010011001… |
… | …11010110000001 |
3 | 101010002012112010 |
4 | 20221213112001 |
5 | 244123024120 |
6 | 22222323133 |
7 | 3411362106 |
oct | 1051472601 |
9 | 333065463 |
10 | 145126785 |
11 | 74a139a1 |
12 | 407294a9 |
13 | 240b3a4b |
14 | 153baaad |
15 | cb1a7e0 |
hex | 8a67581 |
145126785 has 8 divisors (see below), whose sum is σ = 232202880. Its totient is φ = 77400944.
The previous prime is 145126783. The next prime is 145126801. The reversal of 145126785 is 587621541.
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 145126785 - 21 = 145126783 is a prime.
It is not an unprimeable number, because it can be changed into a prime (145126781) 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, 4837545 + ... + 4837574.
It is an arithmetic number, because the mean of its divisors is an integer number (29025360).
Almost surely, 2145126785 is an apocalyptic number.
145126785 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
145126785 is a deficient number, since it is larger than the sum of its proper divisors (87076095).
145126785 is an equidigital number, since it uses as much as digits as its factorization.
145126785 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9675127.
The product of its digits is 67200, while the sum is 39.
The square root of 145126785 is about 12046.8578890929. The cubic root of 145126785 is about 525.5118635937.
The spelling of 145126785 in words is "one hundred forty-five million, one hundred twenty-six thousand, seven hundred eighty-five".
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