Base | Representation |
---|---|
bin | 1011010111101011110001… |
… | …0111001000111110000000 |
3 | 1122021010121002001111120012 |
4 | 2311322330113020332000 |
5 | 3114311100320422031 |
6 | 42331041113204052 |
7 | 2430130124211350 |
oct | 265727427107600 |
9 | 48233532044505 |
10 | 12501515014016 |
11 | 3a8a9543477a6 |
12 | 149aa64100628 |
13 | 6c8b70688752 |
14 | 3131100d2b60 |
15 | 16a2d6a66b2b |
hex | b5ebc5c8f80 |
12501515014016 has 32 divisors (see below), whose sum is σ = 28463270792880. Its totient is φ = 5357792148480.
The previous prime is 12501515013983. The next prime is 12501515014069. The reversal of 12501515014016 is 61041051510521.
It is a tau number, because it is divible by the number of its divisors (32).
It is a Harshad number since it is a multiple of its sum of digits (32).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6976290965 + ... + 6976292756.
Almost surely, 212501515014016 is an apocalyptic number.
12501515014016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
12501515014016 is an abundant number, since it is smaller than the sum of its proper divisors (15961755778864).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12501515014016 is an equidigital number, since it uses as much as digits as its factorization.
12501515014016 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13952583742 (or 13952583730 counting only the distinct ones).
The product of its (nonzero) digits is 6000, while the sum is 32.
Adding to 12501515014016 its reverse (61041051510521), we get a palindrome (73542566524537).
The spelling of 12501515014016 in words is "twelve trillion, five hundred one billion, five hundred fifteen million, fourteen thousand, sixteen".
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