Base | Representation |
---|---|
bin | 11011111111101000011101… |
… | …101001111001100110000101 |
3 | 121010221011022120201121121010 |
4 | 123333220131221321212011 |
5 | 112114144310141431323 |
6 | 1113504321100312433 |
7 | 34635062055646266 |
oct | 3377503551714605 |
9 | 533834276647533 |
10 | 123120030030213 |
11 | 36258a03246167 |
12 | 119855a0b42719 |
13 | 5391227429898 |
14 | 225908128896d |
15 | e3797b7d2c93 |
hex | 6ffa1da79985 |
123120030030213 has 32 divisors (see below), whose sum is σ = 167270681560320. Its totient is φ = 80536358174720.
The previous prime is 123120030030191. The next prime is 123120030030253. The reversal of 123120030030213 is 312030030021321.
It is a cyclic number.
It is not a de Polignac number, because 123120030030213 - 222 = 123120025835909 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 123120030030213.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (123120030030253) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59693731 + ... + 61721807.
It is an arithmetic number, because the mean of its divisors is an integer number (5227208798760).
Almost surely, 2123120030030213 is an apocalyptic number.
It is an amenable number.
123120030030213 is a deficient number, since it is larger than the sum of its proper divisors (44150651530107).
123120030030213 is a wasteful number, since it uses less digits than its factorization.
123120030030213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2029517.
The product of its (nonzero) digits is 648, while the sum is 21.
Adding to 123120030030213 its reverse (312030030021321), we get a palindrome (435150060051534).
The spelling of 123120030030213 in words is "one hundred twenty-three trillion, one hundred twenty billion, thirty million, thirty thousand, two hundred thirteen".
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