Base | Representation |
---|---|
bin | 101101000011111… |
… | …101100001011001 |
3 | 1221200120110001212 |
4 | 231003331201121 |
5 | 3022014410040 |
6 | 203003552505 |
7 | 24510001646 |
oct | 5503754131 |
9 | 1850513055 |
10 | 756013145 |
11 | 358827958 |
12 | 19122b735 |
13 | c0821774 |
14 | 72598dcd |
15 | 46588d65 |
hex | 2d0fd859 |
756013145 has 8 divisors (see below), whose sum is σ = 929343240. Its totient is φ = 590058880.
The previous prime is 756013129. The next prime is 756013157. The reversal of 756013145 is 541310657.
It can be written as a sum of positive squares in 4 ways, for example, as 30680521 + 725332624 = 5539^2 + 26932^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 756013145 - 24 = 756013129 is a prime.
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, 1843730 + ... + 1844139.
It is an arithmetic number, because the mean of its divisors is an integer number (116167905).
Almost surely, 2756013145 is an apocalyptic number.
It is an amenable number.
756013145 is a deficient number, since it is larger than the sum of its proper divisors (173330095).
756013145 is a wasteful number, since it uses less digits than its factorization.
756013145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3687915.
The product of its (nonzero) digits is 12600, while the sum is 32.
The square root of 756013145 is about 27495.6932082099. The cubic root of 756013145 is about 910.9819714213.
The spelling of 756013145 in words is "seven hundred fifty-six million, thirteen thousand, one hundred forty-five".
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