Base | Representation |
---|---|
bin | 1110011110001… |
… | …11100000010010 |
3 | 22110102221011121 |
4 | 13033013200102 |
5 | 222034402120 |
6 | 20014032454 |
7 | 3002624542 |
oct | 717074022 |
9 | 273387147 |
10 | 121403410 |
11 | 625901a7 |
12 | 347a872a |
13 | 1c1c894b |
14 | 121a3322 |
15 | a9d15aa |
hex | 73c7812 |
121403410 has 8 divisors (see below), whose sum is σ = 218526156. Its totient is φ = 48561360.
The previous prime is 121403383. The next prime is 121403411. The reversal of 121403410 is 14304121.
It can be written as a sum of positive squares in 2 ways, for example, as 107765161 + 13638249 = 10381^2 + 3693^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (121403411) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6070161 + ... + 6070180.
Almost surely, 2121403410 is an apocalyptic number.
121403410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
121403410 is a deficient number, since it is larger than the sum of its proper divisors (97122746).
121403410 is a wasteful number, since it uses less digits than its factorization.
121403410 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12140348.
The product of its (nonzero) digits is 96, while the sum is 16.
The square root of 121403410 is about 11018.3215600199. The cubic root of 121403410 is about 495.1578043279.
Adding to 121403410 its reverse (14304121), we get a palindrome (135707531).
The spelling of 121403410 in words is "one hundred twenty-one million, four hundred three thousand, four hundred ten".
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