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8090805190 = 251362236963
BaseRepresentation
bin1111000100011111…
…11110001111000110
3202212212021111012111
413202033332033012
5113032221231230
63414502011234
7404332465216
oct74217761706
922785244174
108090805190
113482059766
121699716b1a
139bc2b76c0
1456a784246
1532548592a
hex1e23fe3c6

8090805190 has 16 divisors (see below), whose sum is σ = 15683714928. Its totient is φ = 2987374176.

The previous prime is 8090805179. The next prime is 8090805193. The reversal of 8090805190 is 915080908.

It is a super-2 number, since 2×80908051902 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8090805193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31118352 + ... + 31118611.

It is an arithmetic number, because the mean of its divisors is an integer number (980232183).

Almost surely, 28090805190 is an apocalyptic number.

8090805190 is a deficient number, since it is larger than the sum of its proper divisors (7592909738).

8090805190 is a wasteful number, since it uses less digits than its factorization.

8090805190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62236983.

The product of its (nonzero) digits is 25920, while the sum is 40.

The square root of 8090805190 is about 89948.9032173267. The cubic root of 8090805190 is about 2007.5386478584.

The spelling of 8090805190 in words is "eight billion, ninety million, eight hundred five thousand, one hundred ninety".

Divisors: 1 2 5 10 13 26 65 130 62236963 124473926 311184815 622369630 809080519 1618161038 4045402595 8090805190