Base | Representation |
---|---|
bin | 111101000100011011… |
… | …1000011001111001000 |
3 | 110112111201201222001211 |
4 | 1322020313003033020 |
5 | 4122041124321212 |
6 | 140125223422504 |
7 | 12321620252161 |
oct | 1721067031710 |
9 | 415451658054 |
10 | 131145151432 |
11 | 50689023379 |
12 | 215002b4a34 |
13 | c4a0203a29 |
14 | 64c15dc768 |
15 | 36286679a7 |
hex | 1e88dc33c8 |
131145151432 has 16 divisors (see below), whose sum is σ = 249009782400. Its totient is φ = 64742542800.
The previous prime is 131145151409. The next prime is 131145151433. The reversal of 131145151432 is 234151541131.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 131145151394 and 131145151403.
It is not an unprimeable number, because it can be changed into a prime (131145151433) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103753444 + ... + 103754707.
It is an arithmetic number, because the mean of its divisors is an integer number (15563111400).
Almost surely, 2131145151432 is an apocalyptic number.
It is an amenable number.
131145151432 is a deficient number, since it is larger than the sum of its proper divisors (117864630968).
131145151432 is a wasteful number, since it uses less digits than its factorization.
131145151432 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 207508236 (or 207508232 counting only the distinct ones).
The product of its digits is 7200, while the sum is 31.
Adding to 131145151432 its reverse (234151541131), we get a palindrome (365296692563).
The spelling of 131145151432 in words is "one hundred thirty-one billion, one hundred forty-five million, one hundred fifty-one thousand, four hundred thirty-two".
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