Base | Representation |
---|---|
bin | 1111100010010… |
… | …11001110100010 |
3 | 100002020112021121 |
4 | 13301023032202 |
5 | 231331102204 |
6 | 20533242454 |
7 | 3141541243 |
oct | 761131642 |
9 | 302215247 |
10 | 130331554 |
11 | 67629031 |
12 | 3779342a |
13 | 21003682 |
14 | 13448cca |
15 | b696b54 |
hex | 7c4b3a2 |
130331554 has 8 divisors (see below), whose sum is σ = 206997228. Its totient is φ = 61332480.
The previous prime is 130331519. The next prime is 130331561. The reversal of 130331554 is 455133031.
It can be written as a sum of positive squares in 2 ways, for example, as 128300929 + 2030625 = 11327^2 + 1425^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
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, 1916607 + ... + 1916674.
Almost surely, 2130331554 is an apocalyptic number.
130331554 is a deficient number, since it is larger than the sum of its proper divisors (76665674).
130331554 is a wasteful number, since it uses less digits than its factorization.
130331554 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3833300.
The product of its (nonzero) digits is 2700, while the sum is 25.
The square root of 130331554 is about 11416.2845970132. The cubic root of 130331554 is about 507.0099991933.
Adding to 130331554 its reverse (455133031), we get a palindrome (585464585).
The spelling of 130331554 in words is "one hundred thirty million, three hundred thirty-one thousand, five hundred fifty-four".
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