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8090641 = 132327059
BaseRepresentation
bin11110110111010000010001
3120020001021101
4132313100101
54032400031
6445224401
7125524606
oct36672021
916201241
108090641
114626689
122862101
1318a3780
1411086ad
15a9c361
hex7b7411

8090641 has 8 divisors (see below), whose sum is σ = 9092160. Its totient is φ = 7143312.

The previous prime is 8090639. The next prime is 8090647. The reversal of 8090641 is 1460908.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8090641 - 21 = 8090639 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8090647) 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, 13231 + ... + 13828.

It is an arithmetic number, because the mean of its divisors is an integer number (1136520).

Almost surely, 28090641 is an apocalyptic number.

It is an amenable number.

8090641 is a deficient number, since it is larger than the sum of its proper divisors (1001519).

8090641 is a wasteful number, since it uses less digits than its factorization.

8090641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27095.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 8090641 is about 2844.4052102329. The cubic root of 8090641 is about 200.7525067834.

The spelling of 8090641 in words is "eight million, ninety thousand, six hundred forty-one".

Divisors: 1 13 23 299 27059 351767 622357 8090641