Base | Representation |
---|---|
bin | 1111100000001… |
… | …00010101111111 |
3 | 100001200210000022 |
4 | 13300010111333 |
5 | 231242304330 |
6 | 20523122355 |
7 | 3136221623 |
oct | 760042577 |
9 | 301623008 |
10 | 130041215 |
11 | 6744a987 |
12 | 376733bb |
13 | 20c31485 |
14 | 133b1183 |
15 | b63aae5 |
hex | 7c0457f |
130041215 has 4 divisors (see below), whose sum is σ = 156049464. Its totient is φ = 104032968.
The previous prime is 130041181. The next prime is 130041221. The reversal of 130041215 is 512140031.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 130041215 - 212 = 130037119 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 130041193 and 130041202.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13004117 + ... + 13004126.
It is an arithmetic number, because the mean of its divisors is an integer number (39012366).
Almost surely, 2130041215 is an apocalyptic number.
130041215 is a deficient number, since it is larger than the sum of its proper divisors (26008249).
130041215 is an equidigital number, since it uses as much as digits as its factorization.
130041215 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26008248.
The product of its (nonzero) digits is 120, while the sum is 17.
The square root of 130041215 is about 11403.5615050738. The cubic root of 130041215 is about 506.6332313366.
Adding to 130041215 its reverse (512140031), we get a palindrome (642181246).
The spelling of 130041215 in words is "one hundred thirty million, forty-one thousand, two hundred fifteen".
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