Base | Representation |
---|---|
bin | 11110001010100… |
… | …10111100001010 |
3 | 122122011002121000 |
4 | 33011102330022 |
5 | 1004234442123 |
6 | 41035355430 |
7 | 6161601003 |
oct | 1705227412 |
9 | 578132530 |
10 | 253046538 |
11 | 11a924678 |
12 | 708b2b76 |
13 | 4056b2a4 |
14 | 258701aa |
15 | 17336b43 |
hex | f152f0a |
253046538 has 32 divisors (see below), whose sum is σ = 570726720. Its totient is φ = 83088720.
The previous prime is 253046533. The next prime is 253046561. The reversal of 253046538 is 835640352.
It is a happy number.
253046538 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (253046531) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31353 + ... + 38588.
It is an arithmetic number, because the mean of its divisors is an integer number (17835210).
Almost surely, 2253046538 is an apocalyptic number.
253046538 is an abundant number, since it is smaller than the sum of its proper divisors (317680182).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
253046538 is a wasteful number, since it uses less digits than its factorization.
253046538 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 70019 (or 70013 counting only the distinct ones).
The product of its (nonzero) digits is 86400, while the sum is 36.
The square root of 253046538 is about 15907.4365628155. The cubic root of 253046538 is about 632.5091318131.
The spelling of 253046538 in words is "two hundred fifty-three million, forty-six thousand, five hundred thirty-eight".
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