Base | Representation |
---|---|
bin | 10000011000100… |
… | …111001011111100 |
3 | 201011020201122120 |
4 | 100120213023330 |
5 | 1030332344140 |
6 | 43135442540 |
7 | 6545335023 |
oct | 2030471374 |
9 | 634221576 |
10 | 274887420 |
11 | 131191a95 |
12 | 78086450 |
13 | 44c475a2 |
14 | 287178ba |
15 | 191ed1d0 |
hex | 106272fc |
274887420 has 48 divisors (see below), whose sum is σ = 770421120. Its totient is φ = 73233216.
The previous prime is 274887409. The next prime is 274887439. The reversal of 274887420 is 24788472.
274887420 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102051 + ... + 104709.
It is an arithmetic number, because the mean of its divisors is an integer number (16050440).
Almost surely, 2274887420 is an apocalyptic number.
274887420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
274887420 is an abundant number, since it is smaller than the sum of its proper divisors (495533700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
274887420 is a wasteful number, since it uses less digits than its factorization.
274887420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4394 (or 4392 counting only the distinct ones).
The product of its (nonzero) digits is 200704, while the sum is 42.
The square root of 274887420 is about 16579.7291895857. The cubic root of 274887420 is about 650.2069715649.
The spelling of 274887420 in words is "two hundred seventy-four million, eight hundred eighty-seven thousand, four hundred twenty".
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