Base | Representation |
---|---|
bin | 1101111000010010… |
… | …0001011100110100 |
3 | 100121122121120100220 |
4 | 3132010201130310 |
5 | 30112241240130 |
6 | 1413411134340 |
7 | 161220106263 |
oct | 33604413464 |
9 | 10548546326 |
10 | 3725727540 |
11 | 1642092277 |
12 | 87b8a43b0 |
13 | 474b61012 |
14 | 274b5a5da |
15 | 16c149410 |
hex | de121734 |
3725727540 has 24 divisors (see below), whose sum is σ = 10432037280. Its totient is φ = 993527328.
The previous prime is 3725727493. The next prime is 3725727547. The reversal of 3725727540 is 457275273.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 3725727492 and 3725727501.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3725727547) 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, 31047670 + ... + 31047789.
It is an arithmetic number, because the mean of its divisors is an integer number (434668220).
Almost surely, 23725727540 is an apocalyptic number.
3725727540 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
3725727540 is an abundant number, since it is smaller than the sum of its proper divisors (6706309740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3725727540 is a wasteful number, since it uses less digits than its factorization.
3725727540 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 62095471 (or 62095469 counting only the distinct ones).
The product of its (nonzero) digits is 411600, while the sum is 42.
The square root of 3725727540 is about 61038.7380275838. The cubic root of 3725727540 is about 1550.2569868729.
The spelling of 3725727540 in words is "three billion, seven hundred twenty-five million, seven hundred twenty-seven thousand, five hundred forty".
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