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28853006 = 2713592687
BaseRepresentation
bin110111000010…
…0001100001110
32000021212212212
41232010030032
524341244011
62510230422
7500150360
oct156041416
960255785
1028853006
1115317766
1297b5412
135c92bb0
143b90d30
1527ee08b
hex1b8430e

28853006 has 32 divisors (see below), whose sum is σ = 54190080. Its totient is φ = 11216736.

The previous prime is 28852991. The next prime is 28853021. The reversal of 28853006 is 60035882.

It is an interprime number because it is at equal distance from previous prime (28852991) and next prime (28853021).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9395 + ... + 12081.

It is an arithmetic number, because the mean of its divisors is an integer number (1693440).

Almost surely, 228853006 is an apocalyptic number.

28853006 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

28853006 is a deficient number, since it is larger than the sum of its proper divisors (25337074).

28853006 is a wasteful number, since it uses less digits than its factorization.

28853006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2768.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 28853006 is about 5371.4994182258. The cubic root of 28853006 is about 306.7117086225.

Adding to 28853006 its reverse (60035882), we get a palindrome (88888888).

The spelling of 28853006 in words is "twenty-eight million, eight hundred fifty-three thousand, six".

Divisors: 1 2 7 13 14 26 59 91 118 182 413 767 826 1534 2687 5369 5374 10738 18809 34931 37618 69862 158533 244517 317066 489034 1109731 2060929 2219462 4121858 14426503 28853006