Base | Representation |
---|---|
bin | 1111101000010… |
… | …11111001011101 |
3 | 100010201121211110 |
4 | 13310023321131 |
5 | 232031330413 |
6 | 21002212233 |
7 | 3151336122 |
oct | 764137135 |
9 | 303647743 |
10 | 131120733 |
11 | 68017a47 |
12 | 37ab4079 |
13 | 2121b943 |
14 | 135b2749 |
15 | b7a08c3 |
hex | 7d0be5d |
131120733 has 8 divisors (see below), whose sum is σ = 175180000. Its totient is φ = 87237648.
The previous prime is 131120719. The next prime is 131120749. The reversal of 131120733 is 337021131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 131120733 - 25 = 131120701 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131120713) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42298 + ... + 45291.
It is an arithmetic number, because the mean of its divisors is an integer number (21897500).
Almost surely, 2131120733 is an apocalyptic number.
It is an amenable number.
131120733 is a deficient number, since it is larger than the sum of its proper divisors (44059267).
131120733 is an equidigital number, since it uses as much as digits as its factorization.
131120733 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 88091.
The product of its (nonzero) digits is 378, while the sum is 21.
The square root of 131120733 is about 11450.7961731925. The cubic root of 131120733 is about 508.0312835944.
Adding to 131120733 its reverse (337021131), we get a palindrome (468141864).
The spelling of 131120733 in words is "one hundred thirty-one million, one hundred twenty thousand, seven hundred thirty-three".
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