Base | Representation |
---|---|
bin | 10001000010000… |
… | …110101100000000 |
3 | 201220201022222220 |
4 | 101002012230000 |
5 | 1041123424402 |
6 | 44204531040 |
7 | 10036646136 |
oct | 2102065400 |
9 | 656638886 |
10 | 285764352 |
11 | 137340a95 |
12 | 7b850a80 |
13 | 47285343 |
14 | 29d49756 |
15 | 1a14adbc |
hex | 11086b00 |
285764352 has 72 divisors (see below), whose sum is σ = 769884864. Its totient is φ = 94086144.
The previous prime is 285764309. The next prime is 285764363. The reversal of 285764352 is 253467582.
It is a super-2 number, since 2×2857643522 = 163322529747959808, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61503 + ... + 65985.
Almost surely, 2285764352 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 285764352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (384942432).
285764352 is an abundant number, since it is smaller than the sum of its proper divisors (484120512).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
285764352 is an equidigital number, since it uses as much as digits as its factorization.
285764352 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4585 (or 4571 counting only the distinct ones).
The product of its digits is 403200, while the sum is 42.
The square root of 285764352 is about 16904.5660104009. The cubic root of 285764352 is about 658.6722249982.
The spelling of 285764352 in words is "two hundred eighty-five million, seven hundred sixty-four thousand, three hundred fifty-two".
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