Base | Representation |
---|---|
bin | 1111100010010… |
… | …11001110100011 |
3 | 100002020112021122 |
4 | 13301023032203 |
5 | 231331102210 |
6 | 20533242455 |
7 | 3141541244 |
oct | 761131643 |
9 | 302215248 |
10 | 130331555 |
11 | 67629032 |
12 | 3779342b |
13 | 21003683 |
14 | 13448ccb |
15 | b696b55 |
hex | 7c4b3a3 |
130331555 has 8 divisors (see below), whose sum is σ = 156492000. Its totient is φ = 104202496.
The previous prime is 130331519. The next prime is 130331561. The reversal of 130331555 is 555133031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 130331555 - 210 = 130330531 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2546 + ... + 16344.
It is an arithmetic number, because the mean of its divisors is an integer number (19561500).
Almost surely, 2130331555 is an apocalyptic number.
130331555 is a deficient number, since it is larger than the sum of its proper divisors (26160445).
130331555 is a wasteful number, since it uses less digits than its factorization.
130331555 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15693.
The product of its (nonzero) digits is 3375, while the sum is 26.
The square root of 130331555 is about 11416.2846408102. The cubic root of 130331555 is about 507.0100004900.
Adding to 130331555 its reverse (555133031), we get a palindrome (685464586).
The spelling of 130331555 in words is "one hundred thirty million, three hundred thirty-one thousand, five hundred fifty-five".
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