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282830025 = 3523771067
BaseRepresentation
bin10000110110111…
…010010011001001
3201201012020212010
4100312322103021
51034401030100
644022010133
710003005222
oct2066722311
9651166763
10282830025
11135717425
127a876949
134679885a
14297c4249
1519c6b750
hex10dba4c9

282830025 has 12 divisors (see below), whose sum is σ = 467612432. Its totient is φ = 150842640.

The previous prime is 282830021. The next prime is 282830027. The reversal of 282830025 is 520038282.

It is not a de Polignac number, because 282830025 - 22 = 282830021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 282829974 and 282830001.

It is not an unprimeable number, because it can be changed into a prime (282830021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1885459 + ... + 1885608.

Almost surely, 2282830025 is an apocalyptic number.

282830025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

282830025 is a deficient number, since it is larger than the sum of its proper divisors (184782407).

282830025 is a wasteful number, since it uses less digits than its factorization.

282830025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3771080 (or 3771075 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 282830025 is about 16817.5510999670. The cubic root of 282830025 is about 656.4099727920.

The spelling of 282830025 in words is "two hundred eighty-two million, eight hundred thirty thousand, twenty-five".

Divisors: 1 3 5 15 25 75 3771067 11313201 18855335 56566005 94276675 282830025