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28483484 = 227120871
BaseRepresentation
bin110110010100…
…1111110011100
31222121002222212
41230221332130
524242432414
62454255552
7464051141
oct154517634
958532885
1028483484
1115095077
1296575b8
135b93943
143ad63c8
15277983e
hex1b29f9c

28483484 has 6 divisors (see below), whose sum is σ = 49846104. Its totient is φ = 14241740.

The previous prime is 28483459. The next prime is 28483493. The reversal of 28483484 is 48438482.

It is a super-2 number, since 2×284834842 = 1622617721556512, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3560432 + ... + 3560439.

It is an arithmetic number, because the mean of its divisors is an integer number (8307684).

Almost surely, 228483484 is an apocalyptic number.

It is an amenable number.

28483484 is a deficient number, since it is larger than the sum of its proper divisors (21362620).

28483484 is a wasteful number, since it uses less digits than its factorization.

28483484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7120875 (or 7120873 counting only the distinct ones).

The product of its digits is 196608, while the sum is 41.

The square root of 28483484 is about 5336.9920367188. The cubic root of 28483484 is about 305.3967210532.

The spelling of 28483484 in words is "twenty-eight million, four hundred eighty-three thousand, four hundred eighty-four".

Divisors: 1 2 4 7120871 14241742 28483484