Base | Representation |
---|---|
bin | 1110011110010… |
… | …10001100001101 |
3 | 22110110111021010 |
4 | 13033022030031 |
5 | 222040230123 |
6 | 20014155433 |
7 | 3003001611 |
oct | 717121415 |
9 | 273414233 |
10 | 121414413 |
11 | 6259849a |
12 | 347b2b79 |
13 | 1c200963 |
14 | 121a7341 |
15 | a9d4993 |
hex | 73ca30d |
121414413 has 16 divisors (see below), whose sum is σ = 166977536. Its totient is φ = 78427440.
The previous prime is 121414411. The next prime is 121414421. The reversal of 121414413 is 314414121.
It is not a de Polignac number, because 121414413 - 21 = 121414411 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 121414413.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121414411) 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, 12678 + ... + 20088.
It is an arithmetic number, because the mean of its divisors is an integer number (10436096).
Almost surely, 2121414413 is an apocalyptic number.
It is an amenable number.
121414413 is a deficient number, since it is larger than the sum of its proper divisors (45563123).
121414413 is a wasteful number, since it uses less digits than its factorization.
121414413 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7584.
The product of its digits is 384, while the sum is 21.
The square root of 121414413 is about 11018.8208534307. The cubic root of 121414413 is about 495.1727628773.
Adding to 121414413 its reverse (314414121), we get a palindrome (435828534).
The spelling of 121414413 in words is "one hundred twenty-one million, four hundred fourteen thousand, four hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.118 sec. • engine limits •