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30230120303 = 474871320727
BaseRepresentation
bin11100001001110110…
…110000011101101111
32220000210022020002022
4130021312300131233
5443402402322203
621515412220355
72120062532345
oct341166603557
986023266068
1030230120303
11119031298a9
125a3800a6bb
132b09c67066
14166ac2b995
15bbde32a38
hex709db076f

30230120303 has 8 divisors (see below), whose sum is σ = 30936732672. Its totient is φ = 29526150456.

The previous prime is 30230120269. The next prime is 30230120317. The reversal of 30230120303 is 30302103203.

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 30230120303 - 218 = 30229858159 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 (30230120383) 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, 637475 + ... + 683252.

It is an arithmetic number, because the mean of its divisors is an integer number (3867091584).

Almost surely, 230230120303 is an apocalyptic number.

30230120303 is a deficient number, since it is larger than the sum of its proper divisors (706612369).

30230120303 is a wasteful number, since it uses less digits than its factorization.

30230120303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1321261.

The product of its (nonzero) digits is 324, while the sum is 17.

Adding to 30230120303 its reverse (30302103203), we get a palindrome (60532223506).

The spelling of 30230120303 in words is "thirty billion, two hundred thirty million, one hundred twenty thousand, three hundred three".

Divisors: 1 47 487 22889 1320727 62074169 643194049 30230120303