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1315110324401 = 10141281315421
BaseRepresentation
bin10011001000110010101…
…011110000100010110001
311122201112022002110112122
4103020302223300202301
5133021321220340101
62444053042204025
7164004442213316
oct23106253604261
94581468073478
101315110324401
1146780a5475a5
12192a63953615
13970257603b3
144791a2cad0d
152432077d51b
hex13232af08b1

1315110324401 has 8 divisors (see below), whose sum is σ = 1328167602408. Its totient is φ = 1302053760000.

The previous prime is 1315110324389. The next prime is 1315110324403. The reversal of 1315110324401 is 1044230115131.

It can be written as a sum of positive squares in 4 ways, for example, as 795628320400 + 519482004001 = 891980^2 + 720751^2 .

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 1315110324401 - 210 = 1315110323377 is a prime.

It is a super-2 number, since 2×13151103244012 (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 (1315110324403) 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, 4011671 + ... + 4327091.

It is an arithmetic number, because the mean of its divisors is an integer number (166020950301).

Almost surely, 21315110324401 is an apocalyptic number.

It is an amenable number.

1315110324401 is a deficient number, since it is larger than the sum of its proper divisors (13057278007).

1315110324401 is a wasteful number, since it uses less digits than its factorization.

1315110324401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356803.

The product of its (nonzero) digits is 1440, while the sum is 26.

Adding to 1315110324401 its reverse (1044230115131), we get a palindrome (2359340439532).

The spelling of 1315110324401 in words is "one trillion, three hundred fifteen billion, one hundred ten million, three hundred twenty-four thousand, four hundred one".

Divisors: 1 101 41281 315421 4169381 31857521 13020894301 1315110324401