Base | Representation |
---|---|
bin | 11011110011110111001000… |
… | …001111010101101100010001 |
3 | 121001001211102212100201001211 |
4 | 123303313020033111230101 |
5 | 112012421210121334101 |
6 | 1112044544035300121 |
7 | 34522455101640430 |
oct | 3363671017255421 |
9 | 531054385321054 |
10 | 122311143152401 |
11 | 35a76956734655 |
12 | 1187487644a641 |
13 | 5332b78289438 |
14 | 222bc68957117 |
15 | e218d820bc51 |
hex | 6f3dc83d5b11 |
122311143152401 has 4 divisors (see below), whose sum is σ = 139784163602752. Its totient is φ = 104838122702052.
The previous prime is 122311143152369. The next prime is 122311143152503. The reversal of 122311143152401 is 104251341113221.
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 122311143152401 - 25 = 122311143152369 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (122311143155401) 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, 8736510225165 + ... + 8736510225178.
It is an arithmetic number, because the mean of its divisors is an integer number (34946040900688).
Almost surely, 2122311143152401 is an apocalyptic number.
It is an amenable number.
122311143152401 is a deficient number, since it is larger than the sum of its proper divisors (17473020450351).
122311143152401 is an equidigital number, since it uses as much as digits as its factorization.
122311143152401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17473020450350.
The product of its (nonzero) digits is 5760, while the sum is 31.
Adding to 122311143152401 its reverse (104251341113221), we get a palindrome (226562484265622).
The spelling of 122311143152401 in words is "one hundred twenty-two trillion, three hundred eleven billion, one hundred forty-three million, one hundred fifty-two thousand, four hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.123 sec. • engine limits •