Base | Representation |
---|---|
bin | 1100101111111… |
… | …0101010100011 |
3 | 10201121122200000 |
4 | 3023332222203 |
5 | 102142100112 |
6 | 5150031043 |
7 | 1216334526 |
oct | 313765243 |
9 | 121548600 |
10 | 53471907 |
11 | 28202265 |
12 | 15aa8483 |
13 | b1027a8 |
14 | 715cbbd |
15 | 4a637dc |
hex | 32feaa3 |
53471907 has 24 divisors (see below), whose sum is σ = 80576496. Its totient is φ = 35435232.
The previous prime is 53471903. The next prime is 53471959. The reversal of 53471907 is 70917435.
It is a happy number.
It is not a de Polignac number, because 53471907 - 22 = 53471903 is a prime.
It is not an unprimeable number, because it can be changed into a prime (53471903) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 47313 + ... + 48429.
It is an arithmetic number, because the mean of its divisors is an integer number (3357354).
Almost surely, 253471907 is an apocalyptic number.
53471907 is a deficient number, since it is larger than the sum of its proper divisors (27104589).
53471907 is a wasteful number, since it uses less digits than its factorization.
53471907 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1329 (or 1317 counting only the distinct ones).
The product of its (nonzero) digits is 26460, while the sum is 36.
The square root of 53471907 is about 7312.4487690513. The cubic root of 53471907 is about 376.7401366418.
The spelling of 53471907 in words is "fifty-three million, four hundred seventy-one thousand, nine hundred seven".
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