Base | Representation |
---|---|
bin | 11101111000001011100011… |
… | …001001000000010010010000 |
3 | 122020021002210111102122210010 |
4 | 131320023203021000102100 |
5 | 114210410433300223240 |
6 | 1143250103245034520 |
7 | 36451425420642606 |
oct | 3570134311002220 |
9 | 566232714378703 |
10 | 131404040242320 |
11 | 3896216002535a |
12 | 128a2b97255a40 |
13 | 584246a230691 |
14 | 2463dbd1d5876 |
15 | 102d1c227c280 |
hex | 7782e3240490 |
131404040242320 has 80 divisors (see below), whose sum is σ = 409179217853952. Its totient is φ = 34883942507520.
The previous prime is 131404040242259. The next prime is 131404040242373. The reversal of 131404040242320 is 23242040404131.
131404040242320 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (30).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1227562701 + ... + 1227669740.
Almost surely, 2131404040242320 is an apocalyptic number.
131404040242320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
131404040242320 is an abundant number, since it is smaller than the sum of its proper divisors (277775177611632).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131404040242320 is a wasteful number, since it uses less digits than its factorization.
131404040242320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2455232680 (or 2455232674 counting only the distinct ones).
The product of its (nonzero) digits is 18432, while the sum is 30.
Adding to 131404040242320 its reverse (23242040404131), we get a palindrome (154646080646451).
The spelling of 131404040242320 in words is "one hundred thirty-one trillion, four hundred four billion, forty million, two hundred forty-two thousand, three hundred twenty".
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