Base | Representation |
---|---|
bin | 10010100000010… |
… | …01111110110010 |
3 | 101211002111201002 |
4 | 21100021332302 |
5 | 304214331010 |
6 | 23223042002 |
7 | 3563301656 |
oct | 1120117662 |
9 | 354074632 |
10 | 155230130 |
11 | 7a694770 |
12 | 43ba0302 |
13 | 26210663 |
14 | 1688aa66 |
15 | d9641a5 |
hex | 9409fb2 |
155230130 has 16 divisors (see below), whose sum is σ = 304815744. Its totient is φ = 56447280.
The previous prime is 155230099. The next prime is 155230147. The reversal of 155230130 is 31032551.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 705482 + ... + 705701.
It is an arithmetic number, because the mean of its divisors is an integer number (19050984).
Almost surely, 2155230130 is an apocalyptic number.
155230130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
155230130 is a deficient number, since it is larger than the sum of its proper divisors (149585614).
155230130 is a wasteful number, since it uses less digits than its factorization.
155230130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1411201.
The product of its (nonzero) digits is 450, while the sum is 20.
The square root of 155230130 is about 12459.1384132291. The cubic root of 155230130 is about 537.4342504757.
Adding to 155230130 its reverse (31032551), we get a palindrome (186262681).
The spelling of 155230130 in words is "one hundred fifty-five million, two hundred thirty thousand, one hundred thirty".
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