Base | Representation |
---|---|
bin | 111100010101010… |
… | …110100110011011 |
3 | 2121112200122021120 |
4 | 330111112212123 |
5 | 4033112334210 |
6 | 244235340323 |
7 | 34040550330 |
oct | 7425264633 |
9 | 2545618246 |
10 | 1012230555 |
11 | 47a417886 |
12 | 242bb16a3 |
13 | 1319300bb |
14 | 98612987 |
15 | 5dcea270 |
hex | 3c55699b |
1012230555 has 32 divisors (see below), whose sum is σ = 1874380800. Its totient is φ = 456872832.
The previous prime is 1012230451. The next prime is 1012230559. The reversal of 1012230555 is 5550322101.
It is a happy number.
It is not a de Polignac number, because 1012230555 - 215 = 1012197787 is a prime.
It is a super-2 number, since 2×10122305552 = 2049221392951216050, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1012230559) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52720 + ... + 69309.
It is an arithmetic number, because the mean of its divisors is an integer number (58574400).
Almost surely, 21012230555 is an apocalyptic number.
1012230555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
1012230555 is a deficient number, since it is larger than the sum of its proper divisors (862150245).
1012230555 is a wasteful number, since it uses less digits than its factorization.
1012230555 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 122123.
The product of its (nonzero) digits is 1500, while the sum is 24.
The square root of 1012230555 is about 31815.5709519726. The cubic root of 1012230555 is about 1004.0603429682.
Adding to 1012230555 its reverse (5550322101), we get a palindrome (6562552656).
The spelling of 1012230555 in words is "one billion, twelve million, two hundred thirty thousand, five hundred fifty-five".
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