Base | Representation |
---|---|
bin | 10001011001011… |
… | …10111101011011 |
3 | 101011121202002120 |
4 | 20230232331123 |
5 | 244330210121 |
6 | 22252032323 |
7 | 3421335624 |
oct | 1054567533 |
9 | 334552076 |
10 | 145944411 |
11 | 75422218 |
12 | 40a626a3 |
13 | 2430bc52 |
14 | 15550a4b |
15 | cc2cbc6 |
hex | 8b2ef5b |
145944411 has 8 divisors (see below), whose sum is σ = 195571200. Its totient is φ = 96806952.
The previous prime is 145944397. The next prime is 145944413. The reversal of 145944411 is 114449541.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 145944411 - 27 = 145944283 is a prime.
It is a super-2 number, since 2×1459444112 = 42599542204273842, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (145944413) by changing a digit.
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, 121635 + ... + 122828.
It is an arithmetic number, because the mean of its divisors is an integer number (24446400).
Almost surely, 2145944411 is an apocalyptic number.
145944411 is a deficient number, since it is larger than the sum of its proper divisors (49626789).
145944411 is a wasteful number, since it uses less digits than its factorization.
145944411 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 244665.
The product of its digits is 11520, while the sum is 33.
The square root of 145944411 is about 12080.7454654090. The cubic root of 145944411 is about 526.4969052198.
The spelling of 145944411 in words is "one hundred forty-five million, nine hundred forty-four thousand, four hundred eleven".
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