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3030380231 = 31449321757
BaseRepresentation
bin1011010010011111…
…1110111011000111
321211012012021011212
42310213332323013
522201234131411
61220411322035
7135044543534
oct26447767307
97735167155
103030380231
11131563057a
12706a5031b
13393a905c8
1420a673d8b
1512b09568b
hexb49feec7

3030380231 has 8 divisors (see below), whose sum is σ = 3128974464. Its totient is φ = 2931838560.

The previous prime is 3030380191. The next prime is 3030380263. The reversal of 3030380231 is 1320830303.

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 3030380231 - 230 = 1956638407 is a prime.

It is a super-2 number, since 2×30303802312 = 18366408688871226722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3030380197 and 3030380206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3030380531) 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, 128405 + ... + 150161.

It is an arithmetic number, because the mean of its divisors is an integer number (391121808).

Almost surely, 23030380231 is an apocalyptic number.

3030380231 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

3030380231 is a deficient number, since it is larger than the sum of its proper divisors (98594233).

3030380231 is a wasteful number, since it uses less digits than its factorization.

3030380231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26281.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 3030380231 is about 55048.8894620046. The cubic root of 3030380231 is about 1447.1016589283.

The spelling of 3030380231 in words is "three billion, thirty million, three hundred eighty thousand, two hundred thirty-one".

Divisors: 1 31 4493 21757 139283 674467 97754201 3030380231