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30312302411 = 972111481033
BaseRepresentation
bin11100001110110000…
…010000011101001011
32220020111221111202002
4130032300100131023
5444034422134121
621531505501215
72122111214336
oct341660203513
986214844662
1030312302411
11119455604a6
125a5b64180b
132b20cac721
141677b0161d
15bc6267e0b
hex70ec1074b

30312302411 has 8 divisors (see below), whose sum is σ = 30769962384. Its totient is φ = 29857605120.

The previous prime is 30312302407. The next prime is 30312302437. The reversal of 30312302411 is 11420321303.

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 30312302411 - 22 = 30312302407 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30312302611) 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, 720050 + ... + 760983.

It is an arithmetic number, because the mean of its divisors is an integer number (3846245298).

Almost surely, 230312302411 is an apocalyptic number.

30312302411 is a deficient number, since it is larger than the sum of its proper divisors (457659973).

30312302411 is a wasteful number, since it uses less digits than its factorization.

30312302411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1481341.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 30312302411 its reverse (11420321303), we get a palindrome (41732623714).

The spelling of 30312302411 in words is "thirty billion, three hundred twelve million, three hundred two thousand, four hundred eleven".

Divisors: 1 97 211 20467 1481033 143660201 312497963 30312302411