Search a number
-
+
30310131301 = 315916571969
BaseRepresentation
bin11100001110100111…
…111110011001100101
32220020100212012112121
4130032213332121211
5444033343200201
621531351145541
72122053602512
oct341647763145
986210765477
1030310131301
111194430829a
125a5a9752b1
132b206cc448
1416776d8309
15bc5e899a1
hex70e9fe665

30310131301 has 8 divisors (see below), whose sum is σ = 31818182400. Its totient is φ = 28835224320.

The previous prime is 30310131281. The next prime is 30310131403. The reversal of 30310131301 is 10313101303.

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 30310131301 - 217 = 30310000229 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 (30310131701) 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, 8284156 + ... + 8287813.

It is an arithmetic number, because the mean of its divisors is an integer number (3977272800).

Almost surely, 230310131301 is an apocalyptic number.

30310131301 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

30310131301 is a deficient number, since it is larger than the sum of its proper divisors (1508051099).

30310131301 is a wasteful number, since it uses less digits than its factorization.

30310131301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16572059.

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

Adding to 30310131301 its reverse (10313101303), we get a palindrome (40623232604).

The spelling of 30310131301 in words is "thirty billion, three hundred ten million, one hundred thirty-one thousand, three hundred one".

Divisors: 1 31 59 1829 16571969 513731039 977746171 30310131301