Search a number
-
+
1029230001 = 32114358889
BaseRepresentation
bin111101010110001…
…100110110110001
32122201200022010200
4331112030312301
54101440330001
6250043545413
734335211362
oct7526146661
92581608120
101029230001
11488a78808
1224882b269
13135302847
149a999b69
1560557086
hex3d58cdb1

1029230001 has 6 divisors (see below), whose sum is σ = 1486665570. Its totient is φ = 686153328.

The previous prime is 1029229973. The next prime is 1029230021. The reversal of 1029230001 is 1000329201.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 767567025 + 261662976 = 27705^2 + 16176^2 .

It is not a de Polignac number, because 1029230001 - 25 = 1029229969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1029230021) 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 5 ways as a sum of consecutive naturals, for example, 57179436 + ... + 57179453.

It is an arithmetic number, because the mean of its divisors is an integer number (247777595).

Almost surely, 21029230001 is an apocalyptic number.

It is an amenable number.

1029230001 is a deficient number, since it is larger than the sum of its proper divisors (457435569).

1029230001 is a wasteful number, since it uses less digits than its factorization.

1029230001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114358895 (or 114358892 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 1029230001 is about 32081.6146881668. The cubic root of 1029230001 is about 1009.6499133039.

Adding to 1029230001 its reverse (1000329201), we get a palindrome (2029559202).

The spelling of 1029230001 in words is "one billion, twenty-nine million, two hundred thirty thousand, one".

Divisors: 1 3 9 114358889 343076667 1029230001