Search a number
-
+
945383101 = 13531372109
BaseRepresentation
bin111000010110010…
…110011010111101
32102212220102210221
4320112112122331
53414004224401
6233450501341
732266423645
oct7026263275
92385812727
10945383101
1144570a353
12224734851
13120b264b0
148d7b1525
1557ee37a1
hex385966bd

945383101 has 8 divisors (see below), whose sum is σ = 1037315160. Its totient is φ = 856195392.

The previous prime is 945383083. The next prime is 945383143. The reversal of 945383101 is 101383549.

It can be written as a sum of positive squares in 4 ways, for example, as 301543225 + 643839876 = 17365^2 + 25374^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-945383101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (945383401) 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, 685366 + ... + 686743.

It is an arithmetic number, because the mean of its divisors is an integer number (129664395).

Almost surely, 2945383101 is an apocalyptic number.

It is an amenable number.

945383101 is a deficient number, since it is larger than the sum of its proper divisors (91932059).

945383101 is a wasteful number, since it uses less digits than its factorization.

945383101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1372175.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 945383101 is about 30747.0828047150. The cubic root of 945383101 is about 981.4524834768.

The spelling of 945383101 in words is "nine hundred forty-five million, three hundred eighty-three thousand, one hundred one".

Divisors: 1 13 53 689 1372109 17837417 72721777 945383101