Base | Representation |
---|---|
bin | 11011111110010101110110… |
… | …011011100100111001001111 |
3 | 121010121200100120211000110002 |
4 | 123332111312123210321033 |
5 | 112111221123213300130 |
6 | 1113355451022434515 |
7 | 34625501633532605 |
oct | 3376256633447117 |
9 | 533550316730402 |
10 | 123031325134415 |
11 | 36224323689025 |
12 | 11970365a32a3b |
13 | 5385a5ba1a069 |
14 | 2254a68395875 |
15 | e354d8ecab45 |
hex | 6fe5766e4e4f |
123031325134415 has 32 divisors (see below), whose sum is σ = 148672908051840. Its totient is φ = 97735672479744.
The previous prime is 123031325134391. The next prime is 123031325134439. The reversal of 123031325134415 is 514431523130321.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (123031325134391) and next prime (123031325134439).
It is a cyclic number.
It is not a de Polignac number, because 123031325134415 - 210 = 123031325133391 is a prime.
It is a super-2 number, since 2×1230313251344152 (a number of 29 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12294521342 + ... + 12294531348.
It is an arithmetic number, because the mean of its divisors is an integer number (4646028376620).
Almost surely, 2123031325134415 is an apocalyptic number.
123031325134415 is a deficient number, since it is larger than the sum of its proper divisors (25641582917425).
123031325134415 is a wasteful number, since it uses less digits than its factorization.
123031325134415 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18611.
The product of its (nonzero) digits is 129600, while the sum is 38.
Adding to 123031325134415 its reverse (514431523130321), we get a palindrome (637462848264736).
The spelling of 123031325134415 in words is "one hundred twenty-three trillion, thirty-one billion, three hundred twenty-five million, one hundred thirty-four thousand, four hundred fifteen".
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