Search a number
-
+
1371108100812 = 223131872206171
BaseRepresentation
bin10011111100111100011…
…010010100101011001100
311212002001212210020122120
4103330330122110223030
5134431012133211222
62525513421012540
7201026223363552
oct23747432245314
94762055706576
101371108100812
1148953586185a
121a18913b4150
139c3aac9aa38
144a50d40bbd2
15259eb96c15c
hex13f3c694acc

1371108100812 has 24 divisors (see below), whose sum is σ = 3223674011712. Its totient is φ = 453547208400.

The previous prime is 1371108100811. The next prime is 1371108100837. The reversal of 1371108100812 is 2180018011731.

It is a super-2 number, since 2×13711081008122 (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1371108100811) 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, 436101514 + ... + 436104657.

It is an arithmetic number, because the mean of its divisors is an integer number (134319750488).

Almost surely, 21371108100812 is an apocalyptic number.

1371108100812 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1371108100812 is an abundant number, since it is smaller than the sum of its proper divisors (1852565910900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1371108100812 is a wasteful number, since it uses less digits than its factorization.

1371108100812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872206309 (or 872206307 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 33.

The spelling of 1371108100812 in words is "one trillion, three hundred seventy-one billion, one hundred eight million, one hundred thousand, eight hundred twelve".

Divisors: 1 2 3 4 6 12 131 262 393 524 786 1572 872206171 1744412342 2616618513 3488824684 5233237026 10466474052 114259008401 228518016802 342777025203 457036033604 685554050406 1371108100812