Base | Representation |
---|---|
bin | 1110101011110… |
… | …11111001011011 |
3 | 22120210202010000 |
4 | 13111323321123 |
5 | 223014102000 |
6 | 20120224043 |
7 | 3024051033 |
oct | 725737133 |
9 | 276722100 |
10 | 123190875 |
11 | 635a1145 |
12 | 3530b023 |
13 | 1c6a3412 |
14 | 1250a8c3 |
15 | ac36000 |
hex | 757be5b |
123190875 has 80 divisors (see below), whose sum is σ = 240102720. Its totient is φ = 62845200.
The previous prime is 123190867. The next prime is 123190883. The reversal of 123190875 is 578091321.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It is an interprime number because it is at equal distance from previous prime (123190867) and next prime (123190883).
It is an ABA number since it can be written as A⋅BA, here for A=3, B=345.
It is not a de Polignac number, because 123190875 - 23 = 123190867 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 5356114 + ... + 5356136.
It is an arithmetic number, because the mean of its divisors is an integer number (3001284).
Almost surely, 2123190875 is an apocalyptic number.
123190875 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
123190875 is a deficient number, since it is larger than the sum of its proper divisors (116911845).
123190875 is an frugal number, since it uses more digits than its factorization.
123190875 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 96 (or 31 counting only the distinct ones).
The product of its (nonzero) digits is 15120, while the sum is 36.
The square root of 123190875 is about 11099.1384800803. The cubic root of 123190875 is about 497.5761017561.
The spelling of 123190875 in words is "one hundred twenty-three million, one hundred ninety thousand, eight hundred seventy-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •