Base | Representation |
---|---|
bin | 101011000101011… |
… | …1001011010110001 |
3 | 10201202100000201210 |
4 | 1112022321122301 |
5 | 10430044302301 |
6 | 355242150333 |
7 | 50553136434 |
oct | 12612713261 |
9 | 3652300653 |
10 | 1445697201 |
11 | 682070783 |
12 | 3441b23a9 |
13 | 1a068b540 |
14 | da00981b |
15 | 86dbead6 |
hex | 562b96b1 |
1445697201 has 8 divisors (see below), whose sum is σ = 2075872960. Its totient is φ = 889659792.
The previous prime is 1445697167. The next prime is 1445697247. The reversal of 1445697201 is 1027965441.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1445697201 - 27 = 1445697073 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 37069159 = 1445697201 / (1 + 4 + 4 + 5 + 6 + 9 + 7 + 2 + 0 + 1).
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 1445697201.
It is not an unprimeable number, because it can be changed into a prime (1445697301) 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, 18534541 + ... + 18534618.
It is an arithmetic number, because the mean of its divisors is an integer number (259484120).
Almost surely, 21445697201 is an apocalyptic number.
It is an amenable number.
1445697201 is a deficient number, since it is larger than the sum of its proper divisors (630175759).
1445697201 is a wasteful number, since it uses less digits than its factorization.
1445697201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37069175.
The product of its (nonzero) digits is 60480, while the sum is 39.
The square root of 1445697201 is about 38022.3250341165. The cubic root of 1445697201 is about 1130.7305170124.
The spelling of 1445697201 in words is "one billion, four hundred forty-five million, six hundred ninety-seven thousand, two hundred one".
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