Base | Representation |
---|---|
bin | 111000111111111001… |
… | …1010011100010101111 |
3 | 102200221111021212011110 |
4 | 1301333303103202233 |
5 | 4001140212140421 |
6 | 132121542123103 |
7 | 11562160242225 |
oct | 1617763234257 |
9 | 380844255143 |
10 | 122403240111 |
11 | 47a0248aa79 |
12 | 1b880720493 |
13 | b709068a39 |
14 | 5cd25aab15 |
15 | 32b5e6ba76 |
hex | 1c7fcd38af |
122403240111 has 8 divisors (see below), whose sum is σ = 163428813184. Its totient is φ = 81489913560.
The previous prime is 122403240103. The next prime is 122403240119. The reversal of 122403240111 is 111042304221.
It is an interprime number because it is at equal distance from previous prime (122403240103) and next prime (122403240119).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 122403240111 - 23 = 122403240103 is a prime.
It is a super-2 number, since 2×1224032401112 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122403240119) 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, 28059085 + ... + 28063446.
It is an arithmetic number, because the mean of its divisors is an integer number (20428601648).
Almost surely, 2122403240111 is an apocalyptic number.
122403240111 is a deficient number, since it is larger than the sum of its proper divisors (41025573073).
122403240111 is an equidigital number, since it uses as much as digits as its factorization.
122403240111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56123261.
The product of its (nonzero) digits is 384, while the sum is 21.
Adding to 122403240111 its reverse (111042304221), we get a palindrome (233445544332).
The spelling of 122403240111 in words is "one hundred twenty-two billion, four hundred three million, two hundred forty thousand, one hundred eleven".
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