Base | Representation |
---|---|
bin | 110000000011101010… |
… | …0111000101000001000 |
3 | 100212101100000102102102 |
4 | 1200013110320220020 |
5 | 3142324221133230 |
6 | 115224351452532 |
7 | 10312305430523 |
oct | 1400724705010 |
9 | 325340012372 |
10 | 103202130440 |
11 | 3a849a040a2 |
12 | 18002227148 |
13 | 9969045b96 |
14 | 4dd0441bba |
15 | 2a40409045 |
hex | 1807538a08 |
103202130440 has 32 divisors (see below), whose sum is σ = 232219284480. Its totient is φ = 41278276032.
The previous prime is 103202130431. The next prime is 103202130457. The reversal of 103202130440 is 44031202301.
It is a Harshad number since it is a multiple of its sum of digits (20).
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, 650399 + ... + 793361.
It is an arithmetic number, because the mean of its divisors is an integer number (7256852640).
Almost surely, 2103202130440 is an apocalyptic number.
103202130440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
103202130440 is an abundant number, since it is smaller than the sum of its proper divisors (129017154040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103202130440 is a wasteful number, since it uses less digits than its factorization.
103202130440 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 161021 (or 161017 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 20.
Adding to 103202130440 its reverse (44031202301), we get a palindrome (147233332741).
The spelling of 103202130440 in words is "one hundred three billion, two hundred two million, one hundred thirty thousand, four hundred forty".
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