Base | Representation |
---|---|
bin | 1110100011011… |
… | …00010010010011 |
3 | 22111201020000120 |
4 | 13101230102103 |
5 | 222223001410 |
6 | 20040321323 |
7 | 3011435400 |
oct | 721542223 |
9 | 274636016 |
10 | 122078355 |
11 | 62a01303 |
12 | 34a73243 |
13 | 1c3a3c19 |
14 | 122db2a7 |
15 | aab6570 |
hex | 746c493 |
122078355 has 72 divisors (see below), whose sum is σ = 236891088. Its totient is φ = 53488512.
The previous prime is 122078353. The next prime is 122078357. The reversal of 122078355 is 553870221.
It is an interprime number because it is at equal distance from previous prime (122078353) and next prime (122078357).
It is not a de Polignac number, because 122078355 - 21 = 122078353 is a prime.
It is not an unprimeable number, because it can be changed into a prime (122078353) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1822032 + ... + 1822098.
It is an arithmetic number, because the mean of its divisors is an integer number (3290154).
Almost surely, 2122078355 is an apocalyptic number.
122078355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
122078355 is a deficient number, since it is larger than the sum of its proper divisors (114812733).
122078355 is an equidigital number, since it uses as much as digits as its factorization.
122078355 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 193 (or 119 counting only the distinct ones).
The product of its (nonzero) digits is 16800, while the sum is 33.
The square root of 122078355 is about 11048.9074120476. The cubic root of 122078355 is about 496.0737227284.
The spelling of 122078355 in words is "one hundred twenty-two million, seventy-eight thousand, three hundred fifty-five".
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