Base | Representation |
---|---|
bin | 1011010111100110001000… |
… | …1000100110000000101111 |
3 | 1122020222200120122101121012 |
4 | 2311321202020212000233 |
5 | 3114300000310021000 |
6 | 42330231000055435 |
7 | 2430044453353241 |
oct | 265714210460057 |
9 | 48228616571535 |
10 | 12500001251375 |
11 | 3a8a2479174a0 |
12 | 149a70116457b |
13 | 6c898bb88101 |
14 | 31300904a091 |
15 | 16a248bee735 |
hex | b5e6222602f |
12500001251375 has 32 divisors (see below), whose sum is σ = 17032100926464. Its totient is φ = 9083475492000.
The previous prime is 12500001251293. The next prime is 12500001251377. The reversal of 12500001251375 is 57315210000521.
It is not a de Polignac number, because 12500001251375 - 28 = 12500001251119 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12500001251377) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2035019 + ... + 5398268.
It is an arithmetic number, because the mean of its divisors is an integer number (532253153952).
Almost surely, 212500001251375 is an apocalyptic number.
12500001251375 is a deficient number, since it is larger than the sum of its proper divisors (4532099675089).
12500001251375 is a wasteful number, since it uses less digits than its factorization.
12500001251375 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7434536 (or 7434526 counting only the distinct ones).
The product of its (nonzero) digits is 10500, while the sum is 32.
Adding to 12500001251375 its reverse (57315210000521), we get a palindrome (69815211251896).
The spelling of 12500001251375 in words is "twelve trillion, five hundred billion, one million, two hundred fifty-one thousand, three hundred seventy-five".
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