Base | Representation |
---|---|
bin | 1100101111111… |
… | …0111010100010 |
3 | 10201121201001220 |
4 | 3023332322202 |
5 | 102142113210 |
6 | 5150035510 |
7 | 1216340520 |
oct | 313767242 |
9 | 121551056 |
10 | 53472930 |
11 | 28203005 |
12 | 15aa8b96 |
13 | b1030b4 |
14 | 715d310 |
15 | 4a63c70 |
hex | 32feea2 |
53472930 has 64 divisors (see below), whose sum is σ = 153059328. Its totient is φ = 11689920.
The previous prime is 53472863. The next prime is 53472941. The reversal of 53472930 is 3927435.
53472930 = 12192 + 12202 + ... + 12532.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 53472891 and 53472900.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 706 + ... + 10365.
It is an arithmetic number, because the mean of its divisors is an integer number (2391552).
Almost surely, 253472930 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 53472930, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76529664).
53472930 is an abundant number, since it is smaller than the sum of its proper divisors (99586398).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53472930 is a wasteful number, since it uses less digits than its factorization.
53472930 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11111.
The product of its (nonzero) digits is 22680, while the sum is 33.
The square root of 53472930 is about 7312.5187179248. The cubic root of 53472930 is about 376.7425391663.
The spelling of 53472930 in words is "fifty-three million, four hundred seventy-two thousand, nine hundred thirty".
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