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8081902 = 217467509
BaseRepresentation
bin11110110101000111101110
3120012121021201
4132311013232
54032110102
6445120114
7125460253
oct36650756
916177251
108081902
114620064
12285903a
13189c7ba
14110542a
15a99987
hex7b51ee

8081902 has 16 divisors (see below), whose sum is σ = 12888720. Its totient is φ = 3787648.

The previous prime is 8081849. The next prime is 8081929. The reversal of 8081902 is 2091808.

It is a nialpdrome in base 15.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15624 + ... + 16132.

It is an arithmetic number, because the mean of its divisors is an integer number (805545).

Almost surely, 28081902 is an apocalyptic number.

8081902 is a deficient number, since it is larger than the sum of its proper divisors (4806818).

8081902 is a wasteful number, since it uses less digits than its factorization.

8081902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 995.

The product of its (nonzero) digits is 1152, while the sum is 28.

The square root of 8081902 is about 2842.8686216567. The cubic root of 8081902 is about 200.6802006793.

The spelling of 8081902 in words is "eight million, eighty-one thousand, nine hundred two".

Divisors: 1 2 17 34 467 509 934 1018 7939 8653 15878 17306 237703 475406 4040951 8081902