Search a number
-
+
30013101331 = 161934675347
BaseRepresentation
bin11011111100111010…
…111001010100010011
32212110122221112000121
4123330322321110103
5442431323220311
621442100531111
72111516103103
oct337472712423
985418845017
1030013101331
1111801682284
1259973b0a97
132aa4001475
14164a099203
15ba9d65b71
hex6fceb9513

30013101331 has 8 divisors (see below), whose sum is σ = 30045919680. Its totient is φ = 29980303848.

The previous prime is 30013101317. The next prime is 30013101353. The reversal of 30013101331 is 13310131003.

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

It is a cyclic number.

It is not a de Polignac number, because 30013101331 - 27 = 30013101203 is a prime.

It is a super-2 number, since 2×300131013312 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30013101311) 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, 5610400 + ... + 5615746.

It is an arithmetic number, because the mean of its divisors is an integer number (3755739960).

Almost surely, 230013101331 is an apocalyptic number.

30013101331 is a deficient number, since it is larger than the sum of its proper divisors (32818349).

30013101331 is a wasteful number, since it uses less digits than its factorization.

30013101331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10433.

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

Adding to 30013101331 its reverse (13310131003), we get a palindrome (43323232334).

The spelling of 30013101331 in words is "thirty billion, thirteen million, one hundred one thousand, three hundred thirty-one".

Divisors: 1 1619 3467 5347 5613073 8656793 18538049 30013101331