Base | Representation |
---|---|
bin | 111001010011010001… |
… | …1111000001000100001 |
3 | 102202121210212211210012 |
4 | 1302212203320020201 |
5 | 4004003144211410 |
6 | 132310251414305 |
7 | 11614244360324 |
oct | 1624643701041 |
9 | 382553784705 |
10 | 123053507105 |
11 | 48206551211 |
12 | 1ba22454395 |
13 | b7b09b43c9 |
14 | 5d54aba7bb |
15 | 33030b8605 |
hex | 1ca68f8221 |
123053507105 has 16 divisors (see below), whose sum is σ = 150475351104. Its totient is φ = 96569328960.
The previous prime is 123053507089. The next prime is 123053507111. The reversal of 123053507105 is 501705350321.
It is not a de Polignac number, because 123053507105 - 24 = 123053507089 is a prime.
It is a super-2 number, since 2×1230535071052 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1705982 + ... + 1776648.
It is an arithmetic number, because the mean of its divisors is an integer number (9404709444).
Almost surely, 2123053507105 is an apocalyptic number.
It is an amenable number.
123053507105 is a deficient number, since it is larger than the sum of its proper divisors (27421843999).
123053507105 is an equidigital number, since it uses as much as digits as its factorization.
123053507105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 77296.
The product of its (nonzero) digits is 15750, while the sum is 32.
Adding to 123053507105 its reverse (501705350321), we get a palindrome (624758857426).
The spelling of 123053507105 in words is "one hundred twenty-three billion, fifty-three million, five hundred seven thousand, one hundred five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •