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28834060 = 2251441703
BaseRepresentation
bin110110111111…
…1100100001100
32000020220220011
41231333210030
524340142220
62510003004
7500041213
oct155774414
960226804
1028834060
1115304502
1297a6464
135c87398
143b8807a
1527e865a
hex1b7f90c

28834060 has 12 divisors (see below), whose sum is σ = 60551568. Its totient is φ = 11533616.

The previous prime is 28834009. The next prime is 28834073. The reversal of 28834060 is 6043882.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 720832 + ... + 720871.

It is an arithmetic number, because the mean of its divisors is an integer number (5045964).

Almost surely, 228834060 is an apocalyptic number.

28834060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

28834060 is an abundant number, since it is smaller than the sum of its proper divisors (31717508).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28834060 is a wasteful number, since it uses less digits than its factorization.

28834060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1441712 (or 1441710 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 28834060 is about 5369.7355614592. The cubic root of 28834060 is about 306.6445609985.

The spelling of 28834060 in words is "twenty-eight million, eight hundred thirty-four thousand, sixty".

Divisors: 1 2 4 5 10 20 1441703 2883406 5766812 7208515 14417030 28834060