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1230304214431 = 17431683042701
BaseRepresentation
bin10001111001110011110…
…110000111110110011111
311100121122000102201002201
4101321303312013312133
5130124130334330211
62341105521032331
7154613041163305
oct21716366076637
94317560381081
101230304214431
11434850722a06
1217a5364856a7
138c02b9c4c36
1443793122275
152200a3a70c1
hex11e73d87d9f

1230304214431 has 8 divisors (see below), whose sum is σ = 1332969819984. Its totient is φ = 1131004694400.

The previous prime is 1230304214417. The next prime is 1230304214437. The reversal of 1230304214431 is 1344124030321.

It is a happy number.

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 1230304214431 - 215 = 1230304181663 is a prime.

It is a super-2 number, since 2×12303042144312 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1230304214431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1230304214437) 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, 841520620 + ... + 841522081.

It is an arithmetic number, because the mean of its divisors is an integer number (166621227498).

Almost surely, 21230304214431 is an apocalyptic number.

1230304214431 is a deficient number, since it is larger than the sum of its proper divisors (102665605553).

1230304214431 is a wasteful number, since it uses less digits than its factorization.

1230304214431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1683042761.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 1230304214431 its reverse (1344124030321), we get a palindrome (2574428244752).

The spelling of 1230304214431 in words is "one trillion, two hundred thirty billion, three hundred four million, two hundred fourteen thousand, four hundred thirty-one".

Divisors: 1 17 43 731 1683042701 28611725917 72370836143 1230304214431