Base | Representation |
---|---|
bin | 1110011110101… |
… | …01101111011010 |
3 | 22110112220011022 |
4 | 13033111233122 |
5 | 222043233342 |
6 | 20015202442 |
7 | 3003256544 |
oct | 717255732 |
9 | 273486138 |
10 | 121461722 |
11 | 6261aa98 |
12 | 34816422 |
13 | 1c219355 |
14 | 121ba694 |
15 | a9e39d2 |
hex | 73d5bda |
121461722 has 4 divisors (see below), whose sum is σ = 182192586. Its totient is φ = 60730860.
The previous prime is 121461701. The next prime is 121461731. The reversal of 121461722 is 227164121.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 227164121 = 227 ⋅1000723.
It can be written as a sum of positive squares in only one way, i.e., 120318961 + 1142761 = 10969^2 + 1069^2 .
It is a super-2 number, since 2×1214617222 = 29505899822410568, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 121461691 and 121461700.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30365429 + ... + 30365432.
Almost surely, 2121461722 is an apocalyptic number.
121461722 is a deficient number, since it is larger than the sum of its proper divisors (60730864).
121461722 is an equidigital number, since it uses as much as digits as its factorization.
121461722 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60730863.
The product of its digits is 1344, while the sum is 26.
The square root of 121461722 is about 11020.9673804072. The cubic root of 121461722 is about 495.2370690434.
The spelling of 121461722 in words is "one hundred twenty-one million, four hundred sixty-one thousand, seven hundred twenty-two".
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