Base | Representation |
---|---|
bin | 100101110100001… |
… | …0111010000001011 |
3 | 10021102121101102210 |
4 | 1023220113100023 |
5 | 10044312402303 |
6 | 325524200203 |
7 | 43305143604 |
oct | 11350272013 |
9 | 3242541383 |
10 | 1268872203 |
11 | 5a1277515 |
12 | 2b4b39063 |
13 | 172b59871 |
14 | c073adab |
15 | 765e2203 |
hex | 4ba1740b |
1268872203 has 24 divisors (see below), whose sum is σ = 1730688960. Its totient is φ = 826873920.
The previous prime is 1268872201. The next prime is 1268872219. The reversal of 1268872203 is 3022788621.
It is not a de Polignac number, because 1268872203 - 21 = 1268872201 is a prime.
It is a super-2 number, since 2×12688722032 = 3220073335092146418, which contains 22 as substring.
It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (1268872201) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2221908 + ... + 2222478.
It is an arithmetic number, because the mean of its divisors is an integer number (72112040).
Almost surely, 21268872203 is an apocalyptic number.
1268872203 is a deficient number, since it is larger than the sum of its proper divisors (461816757).
1268872203 is an equidigital number, since it uses as much as digits as its factorization.
1268872203 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 859 (or 786 counting only the distinct ones).
The product of its (nonzero) digits is 64512, while the sum is 39.
The square root of 1268872203 is about 35621.2324744667. The cubic root of 1268872203 is about 1082.6114794688.
The spelling of 1268872203 in words is "one billion, two hundred sixty-eight million, eight hundred seventy-two thousand, two hundred three".
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