Base | Representation |
---|---|
bin | 11110001011000… |
… | …00100011111010 |
3 | 122122020221010101 |
4 | 33011200203322 |
5 | 1004243233310 |
6 | 41040510014 |
7 | 6162222445 |
oct | 1705404372 |
9 | 578227111 |
10 | 253102330 |
11 | 11a962588 |
12 | 7091b30a |
13 | 4058a7c0 |
14 | 2588665c |
15 | 1734843a |
hex | f1608fa |
253102330 has 32 divisors (see below), whose sum is σ = 498960000. Its totient is φ = 91866432.
The previous prime is 253102309. The next prime is 253102331. The reversal of 253102330 is 33201352.
253102330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 253102298 and 253102307.
It is not an unprimeable number, because it can be changed into a prime (253102331) 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, 8830 + ... + 24169.
It is an arithmetic number, because the mean of its divisors is an integer number (15592500).
Almost surely, 2253102330 is an apocalyptic number.
253102330 is a deficient number, since it is larger than the sum of its proper divisors (245857670).
253102330 is a wasteful number, since it uses less digits than its factorization.
253102330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33078.
The product of its (nonzero) digits is 540, while the sum is 19.
The square root of 253102330 is about 15909.1901113790. The cubic root of 253102330 is about 632.5556138510. Note that the first 3 decimals are identical.
Adding to 253102330 its reverse (33201352), we get a palindrome (286303682).
The spelling of 253102330 in words is "two hundred fifty-three million, one hundred two thousand, three hundred thirty".
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