Base | Representation |
---|---|
bin | 10011001000011… |
… | …010111110010101 |
3 | 211100222012120101 |
4 | 103020122332111 |
5 | 1124132142431 |
6 | 51503334101 |
7 | 10645145263 |
oct | 2310327625 |
9 | 740865511 |
10 | 320974741 |
11 | 15520008a |
12 | 8b5b1331 |
13 | 51662aa9 |
14 | 308b3433 |
15 | 1d2a3961 |
hex | 1321af95 |
320974741 has 16 divisors (see below), whose sum is σ = 339942528. Its totient is φ = 302702400.
The previous prime is 320974711. The next prime is 320974777. The reversal of 320974741 is 147479023.
It is a cyclic number.
It is not a de Polignac number, because 320974741 - 211 = 320972693 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (37).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 320974741.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (320974711) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159246 + ... + 161248.
It is an arithmetic number, because the mean of its divisors is an integer number (21246408).
Almost surely, 2320974741 is an apocalyptic number.
It is an amenable number.
320974741 is a deficient number, since it is larger than the sum of its proper divisors (18967787).
320974741 is a wasteful number, since it uses less digits than its factorization.
320974741 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2172.
The product of its (nonzero) digits is 42336, while the sum is 37.
The square root of 320974741 is about 17915.7679433509. The cubic root of 320974741 is about 684.6841678977.
The spelling of 320974741 in words is "three hundred twenty million, nine hundred seventy-four thousand, seven hundred forty-one".
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