Base | Representation |
---|---|
bin | 10010100000111000110… |
… | …111001100111101101001 |
3 | 11111121221021202122201112 |
4 | 102200320313030331221 |
5 | 131321044131032404 |
6 | 2412245315400105 |
7 | 160626616146242 |
oct | 22407067147551 |
9 | 4447837678645 |
10 | 1272264314729 |
11 | 450623046351 |
12 | 1866a68b3035 |
13 | 92c87b91855 |
14 | 45813b5dcc9 |
15 | 23163ebe56e |
hex | 12838dccf69 |
1272264314729 has 8 divisors (see below), whose sum is σ = 1378431378720. Its totient is φ = 1169578138176.
The previous prime is 1272264314723. The next prime is 1272264314731. The reversal of 1272264314729 is 9274134622721.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1272264314729 - 232 = 1267969347433 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1272264314723) 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, 870221099 + ... + 870222560.
It is an arithmetic number, because the mean of its divisors is an integer number (172303922340).
Almost surely, 21272264314729 is an apocalyptic number.
It is an amenable number.
1272264314729 is a deficient number, since it is larger than the sum of its proper divisors (106167063991).
1272264314729 is a wasteful number, since it uses less digits than its factorization.
1272264314729 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1740443719.
The product of its digits is 2032128, while the sum is 50.
The spelling of 1272264314729 in words is "one trillion, two hundred seventy-two billion, two hundred sixty-four million, three hundred fourteen thousand, seven hundred twenty-nine".
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