Base | Representation |
---|---|
bin | 10110101000101101… |
… | …11100000111001110 |
3 | 1011100221111000202022 |
4 | 23110112330013032 |
5 | 144342043432044 |
6 | 5325522530142 |
7 | 610104253031 |
oct | 132426740716 |
9 | 34327430668 |
10 | 12152717774 |
11 | 517698a80a |
12 | 2431b06952 |
13 | 11b89a5782 |
14 | 834013018 |
15 | 4b1d8a3ee |
hex | 2d45bc1ce |
12152717774 has 16 divisors (see below), whose sum is σ = 18826698240. Its totient is φ = 5877351480.
The previous prime is 12152717723. The next prime is 12152717779. The reversal of 12152717774 is 47771725121.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12152717779) 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, 75257 + ... + 173115.
It is an arithmetic number, because the mean of its divisors is an integer number (1176668640).
Almost surely, 212152717774 is an apocalyptic number.
12152717774 is a deficient number, since it is larger than the sum of its proper divisors (6673980466).
12152717774 is a wasteful number, since it uses less digits than its factorization.
12152717774 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 99895.
The product of its digits is 192080, while the sum is 44.
The spelling of 12152717774 in words is "twelve billion, one hundred fifty-two million, seven hundred seventeen thousand, seven hundred seventy-four".
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