Base | Representation |
---|---|
bin | 1110101100010… |
… | …11000110010110 |
3 | 22120220220112012 |
4 | 13112023012112 |
5 | 223023100032 |
6 | 20121424222 |
7 | 3024430415 |
oct | 726130626 |
9 | 276826465 |
10 | 123253142 |
11 | 63633a01 |
12 | 3533b072 |
13 | 1c6c586c |
14 | 1252547c |
15 | ac496b2 |
hex | 758b196 |
123253142 has 8 divisors (see below), whose sum is σ = 189876576. Its totient is φ = 59960952.
The previous prime is 123253073. The next prime is 123253157. The reversal of 123253142 is 241352321.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 832718 + ... + 832865.
It is an arithmetic number, because the mean of its divisors is an integer number (23734572).
Almost surely, 2123253142 is an apocalyptic number.
123253142 is a deficient number, since it is larger than the sum of its proper divisors (66623434).
123253142 is a wasteful number, since it uses less digits than its factorization.
123253142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1665622.
The product of its digits is 1440, while the sum is 23.
The square root of 123253142 is about 11101.9431632485. The cubic root of 123253142 is about 497.6599211475.
The spelling of 123253142 in words is "one hundred twenty-three million, two hundred fifty-three thousand, one hundred forty-two".
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