Base | Representation |
---|---|
bin | 1111000010011… |
… | …10000101111110 |
3 | 22210101000212211 |
4 | 13201032011332 |
5 | 224243231430 |
6 | 20303451034 |
7 | 3061151212 |
oct | 741160576 |
9 | 283330784 |
10 | 126148990 |
11 | 65231670 |
12 | 362b6a7a |
13 | 2019a996 |
14 | 12a7a942 |
15 | b11c72a |
hex | 784e17e |
126148990 has 16 divisors (see below), whose sum is σ = 247710960. Its totient is φ = 45872320.
The previous prime is 126148969. The next prime is 126148991. The reversal of 126148990 is 99841621.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (126148991) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 573295 + ... + 573514.
It is an arithmetic number, because the mean of its divisors is an integer number (15481935).
Almost surely, 2126148990 is an apocalyptic number.
126148990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
126148990 is a deficient number, since it is larger than the sum of its proper divisors (121561970).
126148990 is a wasteful number, since it uses less digits than its factorization.
126148990 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1146827.
The product of its (nonzero) digits is 31104, while the sum is 40.
The square root of 126148990 is about 11231.6067416911. The cubic root of 126148990 is about 501.5273165248.
The spelling of 126148990 in words is "one hundred twenty-six million, one hundred forty-eight thousand, nine hundred ninety".
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