Base | Representation |
---|---|
bin | 111101001001001000… |
… | …1110010000101010000 |
3 | 110112220202001022211210 |
4 | 1322102101302011100 |
5 | 4122402101412000 |
6 | 140153030140120 |
7 | 12325546252104 |
oct | 1722221620520 |
9 | 415822038753 |
10 | 131303154000 |
11 | 5075a231007 |
12 | 215451b1640 |
13 | c4c6b75285 |
14 | 64d85ab904 |
15 | 3637478350 |
hex | 1e92472150 |
131303154000 has 160 divisors (see below), whose sum is σ = 431309608704. Its totient is φ = 34353446400.
The previous prime is 131303153999. The next prime is 131303154007. The reversal of 131303154000 is 451303131.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131303154007) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 111549 + ... + 524451.
Almost surely, 2131303154000 is an apocalyptic number.
131303154000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 131303154000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (215654804352).
131303154000 is an abundant number, since it is smaller than the sum of its proper divisors (300006454704).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131303154000 is a wasteful number, since it uses less digits than its factorization.
131303154000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 412982 (or 412966 counting only the distinct ones).
The product of its (nonzero) digits is 540, while the sum is 21.
Adding to 131303154000 its reverse (451303131), we get a palindrome (131754457131).
It can be divided in two parts, 1313031 and 54000, that added together give a triangular number (1367031 = T1653).
The spelling of 131303154000 in words is "one hundred thirty-one billion, three hundred three million, one hundred fifty-four thousand".
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