Base | Representation |
---|---|
bin | 100111111110100… |
… | …0001000111011101 |
3 | 10110111001221120220 |
4 | 1033331001013131 |
5 | 10221344123141 |
6 | 341034431553 |
7 | 45145446552 |
oct | 11775010735 |
9 | 3414057526 |
10 | 1341395421 |
11 | 629201263 |
12 | 3152925b9 |
13 | 184b9ca02 |
14 | ca218a29 |
15 | 7cb6a766 |
hex | 4ff411dd |
1341395421 has 16 divisors (see below), whose sum is σ = 1993406400. Its totient is φ = 797361408.
The previous prime is 1341395417. The next prime is 1341395423. The reversal of 1341395421 is 1245931431.
It is not a de Polignac number, because 1341395421 - 22 = 1341395417 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1341395423) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 691186 + ... + 693123.
It is an arithmetic number, because the mean of its divisors is an integer number (124587900).
Almost surely, 21341395421 is an apocalyptic number.
It is an amenable number.
1341395421 is a deficient number, since it is larger than the sum of its proper divisors (652010979).
1341395421 is a wasteful number, since it uses less digits than its factorization.
1341395421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1384348.
The product of its digits is 12960, while the sum is 33.
The square root of 1341395421 is about 36625.0654743442. The cubic root of 1341395421 is about 1102.8563289988.
The spelling of 1341395421 in words is "one billion, three hundred forty-one million, three hundred ninety-five thousand, four hundred twenty-one".
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