Search a number
-
+
30001301101 = 262371143473
BaseRepresentation
bin11011111100001101…
…111000011001101101
32212102211202000011001
4123330031320121231
5442420313113401
621441000000301
72111313565102
oct337415703155
985384660131
1030001301101
11117a5a52622
125993460091
132aa172c395
1416486a6aa9
15ba8cd4601
hex6fc37866d

30001301101 has 4 divisors (see below), whose sum is σ = 30002470812. Its totient is φ = 30000131392.

The previous prime is 30001301081. The next prime is 30001301129. The reversal of 30001301101 is 10110310003.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10110310003 = 15764396879.

It can be written as a sum of positive squares in 2 ways, for example, as 6930729001 + 23070572100 = 83251^2 + 151890^2 .

It is a cyclic number.

It is not a de Polignac number, because 30001301101 - 25 = 30001301069 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 (30001301201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 545500 + ... + 597973.

It is an arithmetic number, because the mean of its divisors is an integer number (7500617703).

Almost surely, 230001301101 is an apocalyptic number.

It is an amenable number.

30001301101 is a deficient number, since it is larger than the sum of its proper divisors (1169711).

30001301101 is a wasteful number, since it uses less digits than its factorization.

30001301101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1169710.

The product of its (nonzero) digits is 9, while the sum is 10.

Adding to 30001301101 its reverse (10110310003), we get a palindrome (40111611104).

The spelling of 30001301101 in words is "thirty billion, one million, three hundred one thousand, one hundred one".

Divisors: 1 26237 1143473 30001301101