Search a number
-
+
311430000000001 = 1925913632541683
BaseRepresentation
bin100011011001111100111001…
…0100001011011110000000001
31111211200102021011110112112111
41012303321302201123300001
5311304432120000000001
63022204544504055321
7122412034502443321
oct10663716241336001
91454612234415474
10311430000000001
119025a7a3044863
122ab19278a64541
13104a095252c29c
1456c94145b9281
15260102053a851
hex11b3e7285bc01

311430000000001 has 8 divisors (see below), whose sum is σ = 327833703983520. Its totient is φ = 295027561151712.

The previous prime is 311429999999971. The next prime is 311430000000013. The reversal of 311430000000001 is 100000000034113.

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 311430000000001 - 211 = 311429999997953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (311430000000061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 315778495 + ... + 316763188.

It is an arithmetic number, because the mean of its divisors is an integer number (40979212997940).

Almost surely, 2311430000000001 is an apocalyptic number.

It is an amenable number.

311430000000001 is a deficient number, since it is larger than the sum of its proper divisors (16403703983519).

311430000000001 is a wasteful number, since it uses less digits than its factorization.

311430000000001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632567615.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 311430000000001 its reverse (100000000034113), we get a palindrome (411430000034114).

The spelling of 311430000000001 in words is "three hundred eleven trillion, four hundred thirty billion, one", and thus it is an aban number.

Divisors: 1 19 25913 492347 632541683 12018291977 16391052631579 311430000000001