Base | Representation |
---|---|
bin | 1001010110011101… |
… | …1011101010111100 |
3 | 20110221021102200102 |
4 | 2111213123222330 |
5 | 20120044022030 |
6 | 1053025020232 |
7 | 116126566442 |
oct | 22547335274 |
9 | 6427242612 |
10 | 2510142140 |
11 | 1078a00a40 |
12 | 5a0784678 |
13 | 31007090c |
14 | 19b530b92 |
15 | ea580c45 |
hex | 959dbabc |
2510142140 has 48 divisors (see below), whose sum is σ = 6088781664. Its totient is φ = 859084800.
The previous prime is 2510142127. The next prime is 2510142149. The reversal of 2510142140 is 412410152.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2510142149) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 331841 + ... + 339320.
It is an arithmetic number, because the mean of its divisors is an integer number (126849618).
Almost surely, 22510142140 is an apocalyptic number.
2510142140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2510142140 is an abundant number, since it is smaller than the sum of its proper divisors (3578639524).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2510142140 is a wasteful number, since it uses less digits than its factorization.
2510142140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 671198 (or 671196 counting only the distinct ones).
The product of its (nonzero) digits is 320, while the sum is 20.
The square root of 2510142140 is about 50101.3187451189. The cubic root of 2510142140 is about 1359.0416655472.
Adding to 2510142140 its reverse (412410152), we get a palindrome (2922552292).
The spelling of 2510142140 in words is "two billion, five hundred ten million, one hundred forty-two thousand, one hundred forty".
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