Base | Representation |
---|---|
bin | 111011110011000… |
… | …100001111001000 |
3 | 2120220202222220102 |
4 | 323303010033020 |
5 | 4023312224230 |
6 | 243314544532 |
7 | 33601264034 |
oct | 7363041710 |
9 | 2526688812 |
10 | 1003242440 |
11 | 475338992 |
12 | 23bb98148 |
13 | 12cb03ca5 |
14 | 973531c4 |
15 | 5d122045 |
hex | 3bcc43c8 |
1003242440 has 32 divisors (see below), whose sum is σ = 2260441080. Its totient is φ = 400737792.
The previous prime is 1003242391. The next prime is 1003242463. The reversal of 1003242440 is 442423001.
1003242440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 982320964 + 20921476 = 31342^2 + 4574^2 .
It is a Harshad number since it is a multiple of its sum of digits (20).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12212 + ... + 46428.
Almost surely, 21003242440 is an apocalyptic number.
1003242440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1003242440 is an abundant number, since it is smaller than the sum of its proper divisors (1257198640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1003242440 is a wasteful number, since it uses less digits than its factorization.
1003242440 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34961 (or 34957 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 20.
The square root of 1003242440 is about 31674.0025888740. The cubic root of 1003242440 is about 1001.0796472756.
Adding to 1003242440 its reverse (442423001), we get a palindrome (1445665441).
The spelling of 1003242440 in words is "one billion, three million, two hundred forty-two thousand, four hundred forty".
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