Base | Representation |
---|---|
bin | 111100100000111… |
… | …0000011001110100 |
3 | 12020111202021012211 |
4 | 1321001300121310 |
5 | 13124302103130 |
6 | 533252423204 |
7 | 101213665252 |
oct | 17101603164 |
9 | 5214667184 |
10 | 2030503540 |
11 | 9521913aa |
12 | 488017b04 |
13 | 2648975b0 |
14 | 1539595d2 |
15 | bd3daa2a |
hex | 79070674 |
2030503540 has 48 divisors (see below), whose sum is σ = 4597160400. Its totient is φ = 748892160.
The previous prime is 2030503529. The next prime is 2030503561. The reversal of 2030503540 is 453050302.
It can be written as a sum of positive squares in 8 ways, for example, as 488056464 + 1542447076 = 22092^2 + 39274^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 261636 + ... + 269284.
It is an arithmetic number, because the mean of its divisors is an integer number (95774175).
Almost surely, 22030503540 is an apocalyptic number.
2030503540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2030503540 is an abundant number, since it is smaller than the sum of its proper divisors (2566656860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2030503540 is a wasteful number, since it uses less digits than its factorization.
2030503540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8692 (or 8690 counting only the distinct ones).
The product of its (nonzero) digits is 1800, while the sum is 22.
The square root of 2030503540 is about 45061.1089521774. The cubic root of 2030503540 is about 1266.2941008000.
Adding to 2030503540 its reverse (453050302), we get a palindrome (2483553842).
The spelling of 2030503540 in words is "two billion, thirty million, five hundred three thousand, five hundred forty".
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