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8240353 = 115912697
BaseRepresentation
bin11111011011110011100001
3120111122122021
4133123303201
54102142403
6452341441
7130020232
oct37336341
916448567
108240353
114719110
122914881
131926964
141147089
15acb8bd
hex7dbce1

8240353 has 8 divisors (see below), whose sum is σ = 9142560. Its totient is φ = 7363680.

The previous prime is 8240341. The next prime is 8240363. The reversal of 8240353 is 3530428.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-8240353 is a prime.

It is a Duffinian number.

8240353 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (8240333) 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, 5700 + ... + 6997.

It is an arithmetic number, because the mean of its divisors is an integer number (1142820).

Almost surely, 28240353 is an apocalyptic number.

It is an amenable number.

8240353 is a deficient number, since it is larger than the sum of its proper divisors (902207).

8240353 is a wasteful number, since it uses less digits than its factorization.

8240353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12767.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 8240353 is about 2870.6015049115. The cubic root of 8240353 is about 201.9832110348.

The spelling of 8240353 in words is "eight million, two hundred forty thousand, three hundred fifty-three".

Divisors: 1 11 59 649 12697 139667 749123 8240353