Base | Representation |
---|---|
bin | 1111100110001… |
… | …11100000001111 |
3 | 100010012101112211 |
4 | 13303013200033 |
5 | 231443344331 |
6 | 20552211251 |
7 | 3146061310 |
oct | 763074017 |
9 | 303171484 |
10 | 130840591 |
11 | 67946522 |
12 | 37999b27 |
13 | 2115128b |
14 | 1353c607 |
15 | b7478b1 |
hex | 7cc780f |
130840591 has 16 divisors (see below), whose sum is σ = 152755200. Its totient is φ = 109758528.
The previous prime is 130840579. The next prime is 130840597. The reversal of 130840591 is 195048031.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-130840591 is a prime.
It is a Duffinian number.
It is a zygodrome in base 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130840597) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63150 + ... + 65188.
It is an arithmetic number, because the mean of its divisors is an integer number (9547200).
Almost surely, 2130840591 is an apocalyptic number.
130840591 is a deficient number, since it is larger than the sum of its proper divisors (21914609).
130840591 is a wasteful number, since it uses less digits than its factorization.
130840591 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2238.
The product of its (nonzero) digits is 4320, while the sum is 31.
The square root of 130840591 is about 11438.5572079699. The cubic root of 130840591 is about 507.6692193751.
The spelling of 130840591 in words is "one hundred thirty million, eight hundred forty thousand, five hundred ninety-one".
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