Base | Representation |
---|---|
bin | 111000110111001100… |
… | …1000011000110011111 |
3 | 102200012010122212002222 |
4 | 1301232121003012133 |
5 | 4000040423104401 |
6 | 132032545335555 |
7 | 11552012413130 |
oct | 1615631030637 |
9 | 380163585088 |
10 | 122111144351 |
11 | 47872615119 |
12 | 1b7ba9375bb |
13 | b6906a7901 |
14 | 5ca5893c87 |
15 | 329a4bec1b |
hex | 1c6e64319f |
122111144351 has 8 divisors (see below), whose sum is σ = 139607513760. Its totient is φ = 104627755008.
The previous prime is 122111144317. The next prime is 122111144371. The reversal of 122111144351 is 153441111221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 122111144351 - 222 = 122106950047 is a prime.
It is a super-2 number, since 2×1221111443512 (a number of 23 digits) contains 22 as substring.
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 122111144351.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122111144371) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3224846 + ... + 3262491.
It is an arithmetic number, because the mean of its divisors is an integer number (17450939220).
Almost surely, 2122111144351 is an apocalyptic number.
122111144351 is a deficient number, since it is larger than the sum of its proper divisors (17496369409).
122111144351 is an equidigital number, since it uses as much as digits as its factorization.
122111144351 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6490033.
The product of its digits is 960, while the sum is 26.
Adding to 122111144351 its reverse (153441111221), we get a palindrome (275552255572).
The spelling of 122111144351 in words is "one hundred twenty-two billion, one hundred eleven million, one hundred forty-four thousand, three hundred fifty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.091 sec. • engine limits •