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8290245020 = 225414512251
BaseRepresentation
bin1111011100010001…
…10001100110011100
3210101202120002012212
413232020301212130
5113434300320040
63450344415552
7412303630361
oct75610614634
923352502185
108290245020
113574699872
1217344775b8
13a21706a35
1458905c468
15337c2dd65
hex1ee23199c

8290245020 has 12 divisors (see below), whose sum is σ = 17409514584. Its totient is φ = 3316098000.

The previous prime is 8290245013. The next prime is 8290245023. The reversal of 8290245020 is 205420928.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8290245023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 207256106 + ... + 207256145.

It is an arithmetic number, because the mean of its divisors is an integer number (1450792882).

Almost surely, 28290245020 is an apocalyptic number.

It is an amenable number.

8290245020 is an abundant number, since it is smaller than the sum of its proper divisors (9119269564).

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

8290245020 is a wasteful number, since it uses less digits than its factorization.

8290245020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414512260 (or 414512258 counting only the distinct ones).

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

The square root of 8290245020 is about 91050.7826435336. The cubic root of 8290245020 is about 2023.9003343025.

Adding to 8290245020 its reverse (205420928), we get a palindrome (8495665948).

The spelling of 8290245020 in words is "eight billion, two hundred ninety million, two hundred forty-five thousand, twenty".

Divisors: 1 2 4 5 10 20 414512251 829024502 1658049004 2072561255 4145122510 8290245020