Base | Representation |
---|---|
bin | 10010001101111001… |
… | …01101010100010110 |
3 | 221020121021101020200 |
4 | 21012330231110112 |
5 | 130012221111344 |
6 | 4254252441330 |
7 | 464235533661 |
oct | 110674552426 |
9 | 27217241220 |
10 | 9780253974 |
11 | 4169775627 |
12 | 1a8b479246 |
13 | bcb30b53a |
14 | 68acc06d8 |
15 | 3c3953069 |
hex | 246f2d516 |
9780253974 has 12 divisors (see below), whose sum is σ = 21190550316. Its totient is φ = 3260084652.
The previous prime is 9780253909. The next prime is 9780253997. The reversal of 9780253974 is 4793520879.
9780253974 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 9780253974.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 271673704 + ... + 271673739.
It is an arithmetic number, because the mean of its divisors is an integer number (1765879193).
Almost surely, 29780253974 is an apocalyptic number.
9780253974 is an abundant number, since it is smaller than the sum of its proper divisors (11410296342).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9780253974 is a wasteful number, since it uses less digits than its factorization.
9780253974 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 543347451 (or 543347448 counting only the distinct ones).
The product of its (nonzero) digits is 3810240, while the sum is 54.
The square root of 9780253974 is about 98895.1665856325. The cubic root of 9780253974 is about 2138.5367157703.
The spelling of 9780253974 in words is "nine billion, seven hundred eighty million, two hundred fifty-three thousand, nine hundred seventy-four".
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