Base | Representation |
---|---|
bin | 11101111000011101010101… |
… | …110000101000001001110000 |
3 | 122020022221002210211102120001 |
4 | 131320131111300220021300 |
5 | 114211214044113213130 |
6 | 1143302543005355344 |
7 | 36453003000365350 |
oct | 3570352560501160 |
9 | 566287083742501 |
10 | 131423143101040 |
11 | 3896a2730a48aa |
12 | 128a6828868b54 |
13 | 58441c2aa2b8b |
14 | 2464cb22a6b60 |
15 | 102d93e3836ca |
hex | 778755c28270 |
131423143101040 has 40 divisors (see below), whose sum is σ = 349210065955680. Its totient is φ = 45059363348736.
The previous prime is 131423143101007. The next prime is 131423143101071. The reversal of 131423143101040 is 40101341324131.
It is a tau number, because it is divible by the number of its divisors (40).
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117342091495 + ... + 117342092614.
It is an arithmetic number, because the mean of its divisors is an integer number (8730251648892).
Almost surely, 2131423143101040 is an apocalyptic number.
131423143101040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
131423143101040 is an abundant number, since it is smaller than the sum of its proper divisors (217786922854640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131423143101040 is a wasteful number, since it uses less digits than its factorization.
131423143101040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 234684184129 (or 234684184123 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 28.
Adding to 131423143101040 its reverse (40101341324131), we get a palindrome (171524484425171).
The spelling of 131423143101040 in words is "one hundred thirty-one trillion, four hundred twenty-three billion, one hundred forty-three million, one hundred one thousand, forty".
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