Base | Representation |
---|---|
bin | 11101110100000101111100… |
… | …111110001000100010001101 |
3 | 122012021020202222222121221102 |
4 | 131310011330332020202031 |
5 | 114141310204212223003 |
6 | 1142513051153512445 |
7 | 36422222654561144 |
oct | 3564057476104215 |
9 | 565236688877842 |
10 | 131123153242253 |
11 | 388640206a4877 |
12 | 12858666872725 |
13 | 5821b250b51b3 |
14 | 245457464475b |
15 | 1025c32a29588 |
hex | 77417cf8888d |
131123153242253 has 16 divisors (see below), whose sum is σ = 142720374266496. Its totient is φ = 120005119342080.
The previous prime is 131123153242229. The next prime is 131123153242351. The reversal of 131123153242253 is 352242351321131.
It is not a de Polignac number, because 131123153242253 - 246 = 60754409064589 is a prime.
It is a super-2 number, since 2×1311231532422532 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131123153292253) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 743991251 + ... + 744167472.
It is an arithmetic number, because the mean of its divisors is an integer number (8920023391656).
Almost surely, 2131123153242253 is an apocalyptic number.
It is an amenable number.
131123153242253 is a deficient number, since it is larger than the sum of its proper divisors (11597221024243).
131123153242253 is a wasteful number, since it uses less digits than its factorization.
131123153242253 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1488158884.
The product of its digits is 129600, while the sum is 38.
The spelling of 131123153242253 in words is "one hundred thirty-one trillion, one hundred twenty-three billion, one hundred fifty-three million, two hundred forty-two thousand, two hundred fifty-three".
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