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30273041461 = 132978978173
BaseRepresentation
bin11100001100011010…
…011111010000110101
32220010210001211211211
4130030122133100311
5443444344311321
621523544201421
72121123415045
oct341432372065
986123054754
1030273041461
1111925385133
125a4a469271
132b15b143b0
141672801725
15bc2ab00e1
hex70c69f435

30273041461 has 8 divisors (see below), whose sum is σ = 32603248440. Its totient is φ = 27943050432.

The previous prime is 30273041459. The next prime is 30273041479. The reversal of 30273041461 is 16414037203.

It can be written as a sum of positive squares in 4 ways, for example, as 725494225 + 29547547236 = 26935^2 + 171894^2 .

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 30273041461 - 21 = 30273041459 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 (30273041401) 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, 348171 + ... + 426343.

It is an arithmetic number, because the mean of its divisors is an integer number (4075406055).

Almost surely, 230273041461 is an apocalyptic number.

It is an amenable number.

30273041461 is a deficient number, since it is larger than the sum of its proper divisors (2330206979).

30273041461 is a wasteful number, since it uses less digits than its factorization.

30273041461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107975.

The product of its (nonzero) digits is 12096, while the sum is 31.

Adding to 30273041461 its reverse (16414037203), we get a palindrome (46687078664).

The spelling of 30273041461 in words is "thirty billion, two hundred seventy-three million, forty-one thousand, four hundred sixty-one".

Divisors: 1 13 29789 78173 387257 1016249 2328695497 30273041461