Base | Representation |
---|---|
bin | 100111011001010010… |
… | …010000110010100100 |
3 | 11001011222012012121111 |
4 | 213121102100302210 |
5 | 1143112314231100 |
6 | 31233222554404 |
7 | 3025144222162 |
oct | 473122206244 |
9 | 131158165544 |
10 | 42300148900 |
11 | 16a37370a49 |
12 | 8246298a04 |
13 | 3cb177a409 |
14 | 2093c78232 |
15 | 11788d76ba |
hex | 9d9490ca4 |
42300148900 has 81 divisors (see below), whose sum is σ = 93090276867. Its totient is φ = 16683950400.
The previous prime is 42300148859. The next prime is 42300148903. The reversal of 42300148900 is 984100324.
The square root of 42300148900 is 205670.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 5115968676 + 37184180224 = 71526^2 + 192832^2 .
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (42300148903) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 269427622 + ... + 269427778.
Almost surely, 242300148900 is an apocalyptic number.
42300148900 is the 205670-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 42300148900
42300148900 is an abundant number, since it is smaller than the sum of its proper divisors (50790127967).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42300148900 is a wasteful number, since it uses less digits than its factorization.
42300148900 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 590 (or 295 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 31.
The spelling of 42300148900 in words is "forty-two billion, three hundred million, one hundred forty-eight thousand, nine hundred".
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