Base | Representation |
---|---|
bin | 10011000001100101… |
… | …10100010011101011 |
3 | 222100211012021221021 |
4 | 21200302310103223 |
5 | 131404222300104 |
6 | 4405302353311 |
7 | 511052311042 |
oct | 114062642353 |
9 | 28324167837 |
10 | 10213868779 |
11 | 437150a874 |
12 | 1b9072b837 |
13 | c6a0bc24a |
14 | 6cc715559 |
15 | 3eba56754 |
hex | 260cb44eb |
10213868779 has 8 divisors (see below), whose sum is σ = 10980195840. Its totient is φ = 9470417256.
The previous prime is 10213868761. The next prime is 10213868807. The reversal of 10213868779 is 97786831201.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-10213868779 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (10213868729) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5717959 + ... + 5719744.
It is an arithmetic number, because the mean of its divisors is an integer number (1372524480).
Almost surely, 210213868779 is an apocalyptic number.
10213868779 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
10213868779 is a deficient number, since it is larger than the sum of its proper divisors (766327061).
10213868779 is a wasteful number, since it uses less digits than its factorization.
10213868779 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11437769.
The product of its (nonzero) digits is 1016064, while the sum is 52.
The spelling of 10213868779 in words is "ten billion, two hundred thirteen million, eight hundred sixty-eight thousand, seven hundred seventy-nine".
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