Base | Representation |
---|---|
bin | 100100000100000… |
… | …1111111101110001 |
3 | 10010100001120102221 |
4 | 1020020033331301 |
5 | 4434242401342 |
6 | 320025041041 |
7 | 41662603522 |
oct | 11010177561 |
9 | 3110046387 |
10 | 1210122097 |
11 | 57109a708 |
12 | 299326181 |
13 | 1639297a2 |
14 | b6a06849 |
15 | 71389a67 |
hex | 4820ff71 |
1210122097 has 4 divisors (see below), whose sum is σ = 1212077680. Its totient is φ = 1208166516.
The previous prime is 1210122091. The next prime is 1210122119. The reversal of 1210122097 is 7902210121.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 1210122097 - 211 = 1210120049 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1210122091) 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, 976863 + ... + 978100.
It is an arithmetic number, because the mean of its divisors is an integer number (303019420).
Almost surely, 21210122097 is an apocalyptic number.
It is an amenable number.
1210122097 is a deficient number, since it is larger than the sum of its proper divisors (1955583).
1210122097 is an equidigital number, since it uses as much as digits as its factorization.
1210122097 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1955582.
The product of its (nonzero) digits is 504, while the sum is 25.
The square root of 1210122097 is about 34786.8092385605. The cubic root of 1210122097 is about 1065.6380776648.
The spelling of 1210122097 in words is "one billion, two hundred ten million, one hundred twenty-two thousand, ninety-seven".
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