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8490097 = 711110261
BaseRepresentation
bin100000011000…
…110001110001
3120222100020001
4200120301301
54133140342
6501550001
7132110320
oct40306161
916870201
108490097
114879810
122a15301
1319b3535
1411b00b7
15b2a8b7
hex818c71

8490097 has 8 divisors (see below), whose sum is σ = 10585152. Its totient is φ = 6615600.

The previous prime is 8490073. The next prime is 8490101. The reversal of 8490097 is 7900948.

It is a happy number.

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 8490097 - 27 = 8489969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8490047) 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, 55054 + ... + 55207.

It is an arithmetic number, because the mean of its divisors is an integer number (1323144).

Almost surely, 28490097 is an apocalyptic number.

It is an amenable number.

8490097 is a deficient number, since it is larger than the sum of its proper divisors (2095055).

8490097 is a wasteful number, since it uses less digits than its factorization.

8490097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110279.

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 8490097 is about 2913.7771019761. Note that the first 3 decimals coincide. The cubic root of 8490097 is about 204.0034681584.

The spelling of 8490097 in words is "eight million, four hundred ninety thousand, ninety-seven".

Divisors: 1 7 11 77 110261 771827 1212871 8490097