Base | Representation |
---|---|
bin | 1011001001001000011111… |
… | …0010111101010011011010 |
3 | 1121101020022211202112020122 |
4 | 2302102013302331103122 |
5 | 3101212110400320100 |
6 | 42020134535553242 |
7 | 2403100132225322 |
oct | 262220762752332 |
9 | 47336284675218 |
10 | 12251525010650 |
11 | 39a392a521132 |
12 | 145a516b2b822 |
13 | 6ab4106b9a33 |
14 | 304d96b64282 |
15 | 163a54a74985 |
hex | b2487cbd4da |
12251525010650 has 24 divisors (see below), whose sum is σ = 22788049130364. Its totient is φ = 4900564281600.
The previous prime is 12251525010631. The next prime is 12251525010671. The reversal of 12251525010650 is 5601052515221.
It can be written as a sum of positive squares in 6 ways, for example, as 4496397261841 + 7755127748809 = 2120471^2 + 2784803^2 .
It is a super-2 number, since 2×122515250106502 (a number of 27 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 12251525010650.
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 11 ways as a sum of consecutive naturals, for example, 4550354 + ... + 6723746.
Almost surely, 212251525010650 is an apocalyptic number.
12251525010650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12251525010650 is a deficient number, since it is larger than the sum of its proper divisors (10536524119714).
12251525010650 is a wasteful number, since it uses less digits than its factorization.
12251525010650 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2286146 (or 2286141 counting only the distinct ones).
The product of its (nonzero) digits is 30000, while the sum is 35.
Adding to 12251525010650 its reverse (5601052515221), we get a palindrome (17852577525871).
The spelling of 12251525010650 in words is "twelve trillion, two hundred fifty-one billion, five hundred twenty-five million, ten thousand, six hundred fifty".
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