Base | Representation |
---|---|
bin | 1110011110001… |
… | …11110101111011 |
3 | 22110110000001220 |
4 | 13033013311323 |
5 | 222034423140 |
6 | 20014043123 |
7 | 3002631561 |
oct | 717076573 |
9 | 273400056 |
10 | 121404795 |
11 | 62591246 |
12 | 347a94a3 |
13 | 1c1c9475 |
14 | 121a3a31 |
15 | a9d1bd0 |
hex | 73c7d7b |
121404795 has 16 divisors (see below), whose sum is σ = 194406432. Its totient is φ = 64696320.
The previous prime is 121404793. The next prime is 121404797. The reversal of 121404795 is 597404121.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (121404793) and next prime (121404797).
It is not a de Polignac number, because 121404795 - 21 = 121404793 is a prime.
It is not an unprimeable number, because it can be changed into a prime (121404793) 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 15 ways as a sum of consecutive naturals, for example, 21819 + ... + 26811.
It is an arithmetic number, because the mean of its divisors is an integer number (12150402).
Almost surely, 2121404795 is an apocalyptic number.
121404795 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
121404795 is a deficient number, since it is larger than the sum of its proper divisors (73001637).
121404795 is a wasteful number, since it uses less digits than its factorization.
121404795 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6622.
The product of its (nonzero) digits is 10080, while the sum is 33.
The square root of 121404795 is about 11018.3844097036. The cubic root of 121404795 is about 495.1596872814.
The spelling of 121404795 in words is "one hundred twenty-one million, four hundred four thousand, seven hundred ninety-five".
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