Search a number
-
+
30013030011301 = 278778110765921
BaseRepresentation
bin1101101001011111100111…
…11111100001000110100101
310221021012212122221220201021
412310233303333201012211
512413213141140330201
6143455443505331141
76215240601560311
oct664576377410645
9127235778856637
1030013030011301
119621500004437
123448887036ab1
1313992a7abb0cc
1475a8d1ac8b41
15370a93ba7ea1
hex1b4bf3fe11a5

30013030011301 has 4 divisors (see below), whose sum is σ = 30013043565004. Its totient is φ = 30013016457600.

The previous prime is 30013030011287. The next prime is 30013030011379. The reversal of 30013030011301 is 10311003031003.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 16898890402276 + 13114139609025 = 4110826^2 + 3621345^2 .

It is a cyclic number.

It is not a de Polignac number, because 30013030011301 - 219 = 30013029487013 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 (30013030015301) 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, 2595180 + ... + 8170741.

It is an arithmetic number, because the mean of its divisors is an integer number (7503260891251).

Almost surely, 230013030011301 is an apocalyptic number.

It is an amenable number.

30013030011301 is a deficient number, since it is larger than the sum of its proper divisors (13553703).

30013030011301 is a wasteful number, since it uses less digits than its factorization.

30013030011301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13553702.

The product of its (nonzero) digits is 81, while the sum is 16.

Adding to 30013030011301 its reverse (10311003031003), we get a palindrome (40324033042304).

The spelling of 30013030011301 in words is "thirty trillion, thirteen billion, thirty million, eleven thousand, three hundred one".

Divisors: 1 2787781 10765921 30013030011301