Base | Representation |
---|---|
bin | 10010000011011101100… |
… | …100101000011110001101 |
3 | 11101121101021121222011121 |
4 | 102003131210220132031 |
5 | 130311341443331231 |
6 | 2345542135520541 |
7 | 155430623364601 |
oct | 22033544503615 |
9 | 4347337558147 |
10 | 1240667948941 |
11 | 439189793053 |
12 | 180549229151 |
13 | 8ccc0b66c15 |
14 | 440976c9501 |
15 | 22415163311 |
hex | 120dd92878d |
1240667948941 has 12 divisors (see below), whose sum is σ = 1270274267520. Its totient is φ = 1211734713080.
The previous prime is 1240667948917. The next prime is 1240667948959. The reversal of 1240667948941 is 1498497660421.
It is not a de Polignac number, because 1240667948941 - 217 = 1240667817869 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1240667948941.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1240667948981) by changing a digit.
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 11 ways as a sum of consecutive naturals, for example, 471846 + ... + 1644376.
It is an arithmetic number, because the mean of its divisors is an integer number (105856188960).
Almost surely, 21240667948941 is an apocalyptic number.
It is an amenable number.
1240667948941 is a deficient number, since it is larger than the sum of its proper divisors (29606318579).
1240667948941 is an equidigital number, since it uses as much as digits as its factorization.
1240667948941 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1173104 (or 1173057 counting only the distinct ones).
The product of its (nonzero) digits is 20901888, while the sum is 61.
The spelling of 1240667948941 in words is "one trillion, two hundred forty billion, six hundred sixty-seven million, nine hundred forty-eight thousand, nine hundred forty-one".
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