Base | Representation |
---|---|
bin | 1001011110100100… |
… | …1010111001001100 |
3 | 20120022021022122001 |
4 | 2113221022321030 |
5 | 20202300332030 |
6 | 1100242002044 |
7 | 120021636115 |
oct | 22751127114 |
9 | 6508238561 |
10 | 2544152140 |
11 | 1096120182 |
12 | 5b0046324 |
13 | 31711ab8a |
14 | 1a1c6520c |
15 | ed54ccca |
hex | 97a4ae4c |
2544152140 has 24 divisors (see below), whose sum is σ = 5422464432. Its totient is φ = 1002471360.
The previous prime is 2544152137. The next prime is 2544152183. The reversal of 2544152140 is 412514452.
2544152140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×25441521402 = 12945420222933159200, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2544152099 and 2544152108.
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, 947971 + ... + 950650.
It is an arithmetic number, because the mean of its divisors is an integer number (225936018).
Almost surely, 22544152140 is an apocalyptic number.
2544152140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2544152140 is an abundant number, since it is smaller than the sum of its proper divisors (2878312292).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2544152140 is a wasteful number, since it uses less digits than its factorization.
2544152140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1898697 (or 1898695 counting only the distinct ones).
The product of its (nonzero) digits is 6400, while the sum is 28.
The square root of 2544152140 is about 50439.5890149791. The cubic root of 2544152140 is about 1365.1520518315.
Adding to 2544152140 its reverse (412514452), we get a palindrome (2956666592).
The spelling of 2544152140 in words is "two billion, five hundred forty-four million, one hundred fifty-two thousand, one hundred forty".
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