Base | Representation |
---|---|
bin | 10001011001100… |
… | …11011101110101 |
3 | 101011122200102012 |
4 | 20230303131311 |
5 | 244331302434 |
6 | 22252254005 |
7 | 3421443503 |
oct | 1054633565 |
9 | 334580365 |
10 | 145962869 |
11 | 75435078 |
12 | 40a71305 |
13 | 24317480 |
14 | 15557673 |
15 | cc333ce |
hex | 8b33775 |
145962869 has 8 divisors (see below), whose sum is σ = 157301760. Its totient is φ = 134639856.
The previous prime is 145962863. The next prime is 145962889. The reversal of 145962869 is 968269541.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 145962869 - 220 = 144914293 is a prime.
It is a super-2 number, since 2×1459628692 = 42610318253422322, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145962863) 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, 20972 + ... + 27050.
It is an arithmetic number, because the mean of its divisors is an integer number (19662720).
Almost surely, 2145962869 is an apocalyptic number.
It is an amenable number.
145962869 is a deficient number, since it is larger than the sum of its proper divisors (11338891).
145962869 is a wasteful number, since it uses less digits than its factorization.
145962869 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7939.
The product of its digits is 933120, while the sum is 50.
The square root of 145962869 is about 12081.5093841788. The cubic root of 145962869 is about 526.5191001321.
The spelling of 145962869 in words is "one hundred forty-five million, nine hundred sixty-two thousand, eight hundred sixty-nine".
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