Base | Representation |
---|---|
bin | 111101001110111110… |
… | …1011110011111111111 |
3 | 110120102101212100002210 |
4 | 1322131331132133333 |
5 | 4123302241020003 |
6 | 140224311151503 |
7 | 12333446252640 |
oct | 1723575363777 |
9 | 416371770083 |
10 | 131499157503 |
11 | 5084a93437a |
12 | 2159a975593 |
13 | c52866048c |
14 | 651662d6c7 |
15 | 3649793503 |
hex | 1e9df5e7ff |
131499157503 has 64 divisors (see below), whose sum is σ = 220193925120. Its totient is φ = 68062310400.
The previous prime is 131499157483. The next prime is 131499157519. The reversal of 131499157503 is 305751994131.
It is not a de Polignac number, because 131499157503 - 214 = 131499141119 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131499157003) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3199363 + ... + 3240203.
It is an arithmetic number, because the mean of its divisors is an integer number (3440530080).
Almost surely, 2131499157503 is an apocalyptic number.
131499157503 is a deficient number, since it is larger than the sum of its proper divisors (88694767617).
131499157503 is a wasteful number, since it uses less digits than its factorization.
131499157503 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41208.
The product of its (nonzero) digits is 510300, while the sum is 48.
The spelling of 131499157503 in words is "one hundred thirty-one billion, four hundred ninety-nine million, one hundred fifty-seven thousand, five hundred three".
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