Base | Representation |
---|---|
bin | 10111010010011001… |
… | …10111001100110110 |
3 | 1012021022110121111112 |
4 | 23221030313030312 |
5 | 201101103212000 |
6 | 5424333435022 |
7 | 621551425133 |
oct | 135114671466 |
9 | 35238417445 |
10 | 12502397750 |
11 | 5336306527 |
12 | 250b03ba72 |
13 | 12432790bb |
14 | 86863958a |
15 | 4d290e235 |
hex | 2e9337336 |
12502397750 has 32 divisors (see below), whose sum is σ = 23411318112. Its totient is φ = 4999500000.
The previous prime is 12502397749. The next prime is 12502397767. The reversal of 12502397750 is 5779320521.
It is a junction number, because it is equal to n+sod(n) for n = 12502397698 and 12502397707.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1370705 + ... + 1379795.
It is an arithmetic number, because the mean of its divisors is an integer number (731603691).
Almost surely, 212502397750 is an apocalyptic number.
12502397750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12502397750 is a deficient number, since it is larger than the sum of its proper divisors (10908920362).
12502397750 is an equidigital number, since it uses as much as digits as its factorization.
12502397750 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14609 (or 14599 counting only the distinct ones).
The product of its (nonzero) digits is 132300, while the sum is 41.
The spelling of 12502397750 in words is "twelve billion, five hundred two million, three hundred ninety-seven thousand, seven hundred fifty".
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