Base | Representation |
---|---|
bin | 1110011111110… |
… | …10110010100010 |
3 | 22110211121022202 |
4 | 13033322302202 |
5 | 222113112344 |
6 | 20022333202 |
7 | 3004461143 |
oct | 717726242 |
9 | 273747282 |
10 | 121613474 |
11 | 62714004 |
12 | 3488a202 |
13 | 1c270448 |
14 | 12219aca |
15 | aa2394e |
hex | 73faca2 |
121613474 has 8 divisors (see below), whose sum is σ = 184919340. Its totient is φ = 59973696.
The previous prime is 121613473. The next prime is 121613483. The reversal of 121613474 is 474316121.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 104182849 + 17430625 = 10207^2 + 4175^2 .
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 (121613473) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 416339 + ... + 416630.
Almost surely, 2121613474 is an apocalyptic number.
121613474 is a deficient number, since it is larger than the sum of its proper divisors (63305866).
121613474 is an equidigital number, since it uses as much as digits as its factorization.
121613474 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 833044.
The product of its digits is 4032, while the sum is 29.
The square root of 121613474 is about 11027.8499264362. The cubic root of 121613474 is about 495.4432298482.
Adding to 121613474 its reverse (474316121), we get a palindrome (595929595).
The spelling of 121613474 in words is "one hundred twenty-one million, six hundred thirteen thousand, four hundred seventy-four".
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