Base | Representation |
---|---|
bin | 111001010001111111… |
… | …1000110101110010111 |
3 | 102202111210121100202122 |
4 | 1302203333012232113 |
5 | 4003411120004421 |
6 | 132302105530155 |
7 | 11613211260320 |
oct | 1624377065627 |
9 | 382453540678 |
10 | 123010313111 |
11 | 481941299a4 |
12 | 1ba0baa395b |
13 | b7a4a6cb2a |
14 | 5d4d075447 |
15 | 32ee3d52ab |
hex | 1ca3fc6b97 |
123010313111 has 16 divisors (see below), whose sum is σ = 140965913088. Its totient is φ = 105150645600.
The previous prime is 123010313071. The next prime is 123010313131. The reversal of 123010313111 is 111313010321.
It is not a de Polignac number, because 123010313111 - 26 = 123010313047 is a prime.
It is a super-3 number, since 3×1230103131113 (a number of 34 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 123010313111.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (123010313131) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6454166 + ... + 6473196.
It is an arithmetic number, because the mean of its divisors is an integer number (8810369568).
Almost surely, 2123010313111 is an apocalyptic number.
123010313111 is a deficient number, since it is larger than the sum of its proper divisors (17955599977).
123010313111 is a wasteful number, since it uses less digits than its factorization.
123010313111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21502.
The product of its (nonzero) digits is 54, while the sum is 17.
Adding to 123010313111 its reverse (111313010321), we get a palindrome (234323323432).
The spelling of 123010313111 in words is "one hundred twenty-three billion, ten million, three hundred thirteen thousand, one hundred eleven".
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