Base | Representation |
---|---|
bin | 111101000100110000… |
… | …1001111111011011000 |
3 | 110112112111112222022201 |
4 | 1322021201033323120 |
5 | 4122101442312324 |
6 | 140130300455544 |
7 | 12322113264043 |
oct | 1721141177330 |
9 | 415474488281 |
10 | 131156213464 |
11 | 50694299451 |
12 | 21503b4a5b4 |
13 | c4a25a7b03 |
14 | 64c2c7bc5a |
15 | 3629600444 |
hex | 1e8984fed8 |
131156213464 has 32 divisors (see below), whose sum is σ = 248539309200. Its totient is φ = 64879534080.
The previous prime is 131156213453. The next prime is 131156213467. The reversal of 131156213464 is 464312651131.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131156213467) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2332027 + ... + 2387605.
Almost surely, 2131156213464 is an apocalyptic number.
It is an amenable number.
131156213464 is a deficient number, since it is larger than the sum of its proper divisors (117383095736).
131156213464 is a wasteful number, since it uses less digits than its factorization.
131156213464 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58723 (or 58719 counting only the distinct ones).
The product of its digits is 51840, while the sum is 37.
Adding to 131156213464 its reverse (464312651131), we get a palindrome (595468864595).
The spelling of 131156213464 in words is "one hundred thirty-one billion, one hundred fifty-six million, two hundred thirteen thousand, four hundred sixty-four".
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