Search a number
-
+
12880131010094 = 212902349914089
BaseRepresentation
bin1011101101101110001110…
…1000100010111000101110
31200121022212110211220211202
42323123203220202320232
53142012002014310334
643221014524045502
72466362440114535
oct273334350427056
950538773756752
1012880131010094
114116484197487
121540309993892
1372578b98151a
1432758a26331c
15175095e5e17e
hexbb6e3a22e2e

12880131010094 has 8 divisors (see below), whose sum is σ = 19320346644480. Its totient is φ = 6440015461936.

The previous prime is 12880131010039. The next prime is 12880131010099. The reversal of 12880131010094 is 49001013108821.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12880131010099) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24698999 + ... + 25215090.

It is an arithmetic number, because the mean of its divisors is an integer number (2415043330560).

Almost surely, 212880131010094 is an apocalyptic number.

12880131010094 is a deficient number, since it is larger than the sum of its proper divisors (6440215634386).

12880131010094 is a wasteful number, since it uses less digits than its factorization.

12880131010094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50043114.

The product of its (nonzero) digits is 13824, while the sum is 38.

The spelling of 12880131010094 in words is "twelve trillion, eight hundred eighty billion, one hundred thirty-one million, ten thousand, ninety-four".

Divisors: 1 2 129023 258046 49914089 99828178 6440065505047 12880131010094