Search a number
-
+
1301102311 = 19318721487
BaseRepresentation
bin100110110001101…
…0011111011100111
310100200020211211111
41031203103323213
510131040233221
6333035045451
744146121125
oct11543237347
93320224744
101301102311
11608490473
123038a0887
13179732932
14c4b2a915
157935bbe1
hex4d8d3ee7

1301102311 has 8 divisors (see below), whose sum is σ = 1370074880. Its totient is φ = 1232179128.

The previous prime is 1301102251. The next prime is 1301102321. The reversal of 1301102311 is 1132011031.

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 1301102311 - 27 = 1301102183 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1301102291 and 1301102300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1301102321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49810 + ... + 71296.

It is an arithmetic number, because the mean of its divisors is an integer number (171259360).

Almost surely, 21301102311 is an apocalyptic number.

1301102311 is a deficient number, since it is larger than the sum of its proper divisors (68972569).

1301102311 is a wasteful number, since it uses less digits than its factorization.

1301102311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24693.

The product of its (nonzero) digits is 18, while the sum is 13.

The square root of 1301102311 is about 36070.7958187784. The cubic root of 1301102311 is about 1091.7012713956.

Adding to 1301102311 its reverse (1132011031), we get a palindrome (2433113342).

The spelling of 1301102311 in words is "one billion, three hundred one million, one hundred two thousand, three hundred eleven".

Divisors: 1 19 3187 21487 60553 408253 68479069 1301102311