Base | Representation |
---|---|
bin | 10111111100100… |
… | …010000100010011 |
3 | 1000222221201100212 |
4 | 113330202010103 |
5 | 1310321303042 |
6 | 103510434335 |
7 | 12645524510 |
oct | 2774420423 |
9 | 1028851325 |
10 | 401744147 |
11 | 196857362 |
12 | b26629ab |
13 | 6530243c |
14 | 3b4da307 |
15 | 2540a482 |
hex | 17f22113 |
401744147 has 8 divisors (see below), whose sum is σ = 459321600. Its totient is φ = 344213064.
The previous prime is 401744137. The next prime is 401744149. The reversal of 401744147 is 741447104.
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 401744147 - 222 = 397549843 is a prime.
It is a super-2 number, since 2×4017441472 = 322796719297515218, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (401744149) 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, 9554 + ... + 29912.
It is an arithmetic number, because the mean of its divisors is an integer number (57415200).
Almost surely, 2401744147 is an apocalyptic number.
401744147 is a deficient number, since it is larger than the sum of its proper divisors (57577453).
401744147 is a wasteful number, since it uses less digits than its factorization.
401744147 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23185.
The product of its (nonzero) digits is 12544, while the sum is 32.
The square root of 401744147 is about 20043.5562463351. The cubic root of 401744147 is about 737.8756623738.
The spelling of 401744147 in words is "four hundred one million, seven hundred forty-four thousand, one hundred forty-seven".
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