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1311423324097 = 49118433144899
BaseRepresentation
bin10011000101010110111…
…010111101111111000001
311122101000100100102221211
4103011112322331333001
5132441243332332342
62442243133050121
7163514202221305
oct23052672757701
94571010312854
101311423324097
11466198306707
121921b5026941
139688893b803
144768a771d05
15241a6c33c17
hex13156ebdfc1

1311423324097 has 8 divisors (see below), whose sum is σ = 1314174607200. Its totient is φ = 1308672368640.

The previous prime is 1311423324023. The next prime is 1311423324119. The reversal of 1311423324097 is 7904233241131.

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 1311423324097 - 223 = 1311414935489 is a prime.

It is a super-2 number, since 2×13114233240972 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1311423328097) 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, 8978154 + ... + 9123052.

It is an arithmetic number, because the mean of its divisors is an integer number (164271825900).

Almost surely, 21311423324097 is an apocalyptic number.

It is an amenable number.

1311423324097 is a deficient number, since it is larger than the sum of its proper divisors (2751283103).

1311423324097 is a wasteful number, since it uses less digits than its factorization.

1311423324097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163823.

The product of its (nonzero) digits is 108864, while the sum is 40.

The spelling of 1311423324097 in words is "one trillion, three hundred eleven billion, four hundred twenty-three million, three hundred twenty-four thousand, ninety-seven".

Divisors: 1 491 18433 144899 9050603 71145409 2670923267 1311423324097