Base | Representation |
---|---|
bin | 1110100011010101111… |
… | …0010110101110100110 |
3 | 212220022021222201220221 |
4 | 3220311132112232212 |
5 | 13044002321044110 |
6 | 310503440114554 |
7 | 24030235405501 |
oct | 3506536265646 |
9 | 786267881827 |
10 | 250005253030 |
11 | 970324a19a5 |
12 | 40552305a5a |
13 | 1a7631aabb0 |
14 | c1593bc138 |
15 | 67835057da |
hex | 3a35796ba6 |
250005253030 has 64 divisors (see below), whose sum is σ = 514267729920. Its totient is φ = 86799563136.
The previous prime is 250005252943. The next prime is 250005253049. The reversal of 250005253030 is 30352500052.
It is a junction number, because it is equal to n+sod(n) for n = 250005252986 and 250005253004.
It is a congruent number.
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, 532182 + ... + 885001.
It is an arithmetic number, because the mean of its divisors is an integer number (8035433280).
Almost surely, 2250005253030 is an apocalyptic number.
250005253030 is an abundant number, since it is smaller than the sum of its proper divisors (264262476890).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
250005253030 is a wasteful number, since it uses less digits than its factorization.
250005253030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1417285.
The product of its (nonzero) digits is 4500, while the sum is 25.
Adding to 250005253030 its reverse (30352500052), we get a palindrome (280357753082).
The spelling of 250005253030 in words is "two hundred fifty billion, five million, two hundred fifty-three thousand, thirty".
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