Base | Representation |
---|---|
bin | 10110101000010001… |
… | …00011101011110100 |
3 | 1011100200101111011221 |
4 | 23110020203223310 |
5 | 144340112311300 |
6 | 5325310040124 |
7 | 610030231411 |
oct | 132410435364 |
9 | 34320344157 |
10 | 12148947700 |
11 | 517484524a |
12 | 24307a9044 |
13 | 11b7c85766 |
14 | 833711108 |
15 | 4b189331a |
hex | 2d4223af4 |
12148947700 has 36 divisors (see below), whose sum is σ = 27750758560. Its totient is φ = 4603811040.
The previous prime is 12148947689. The next prime is 12148947721. The reversal of 12148947700 is 774984121.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3195192 + ... + 3198991.
Almost surely, 212148947700 is an apocalyptic number.
12148947700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12148947700 is an abundant number, since it is smaller than the sum of its proper divisors (15601810860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12148947700 is a wasteful number, since it uses less digits than its factorization.
12148947700 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6394216 (or 6394209 counting only the distinct ones).
The product of its (nonzero) digits is 112896, while the sum is 43.
The spelling of 12148947700 in words is "twelve billion, one hundred forty-eight million, nine hundred forty-seven thousand, seven hundred".
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