Base | Representation |
---|---|
bin | 1110101111000011010… |
… | …1100110111101010010 |
3 | 220012102100220210100010 |
4 | 3223300311212331102 |
5 | 13121422031010320 |
6 | 312143410535350 |
7 | 24201155226525 |
oct | 3536065467522 |
9 | 805370823303 |
10 | 253148688210 |
11 | 983a5920310 |
12 | 4108ab97556 |
13 | 1ab44503202 |
14 | c376a80bbc |
15 | 68b947dae0 |
hex | 3af0d66f52 |
253148688210 has 64 divisors (see below), whose sum is σ = 672681729024. Its totient is φ = 60453412800.
The previous prime is 253148688181. The next prime is 253148688217. The reversal of 253148688210 is 12886841352.
It is a self number, because there is not a number n which added to its sum of digits gives 253148688210.
It is not an unprimeable number, because it can be changed into a prime (253148688217) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5702646 + ... + 5746865.
It is an arithmetic number, because the mean of its divisors is an integer number (10510652016).
Almost surely, 2253148688210 is an apocalyptic number.
253148688210 is an abundant number, since it is smaller than the sum of its proper divisors (419533040814).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
253148688210 is a wasteful number, since it uses less digits than its factorization.
253148688210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11449599.
The product of its (nonzero) digits is 737280, while the sum is 48.
The spelling of 253148688210 in words is "two hundred fifty-three billion, one hundred forty-eight million, six hundred eighty-eight thousand, two hundred ten".
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