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8240964 = 223798693
BaseRepresentation
bin11111011011111101000100
3120111200110220
4133123331010
54102202324
6452344340
7130022064
oct37337504
916450426
108240964
114719616
1229150b0
131927014
1411473a4
15acbb79
hex7dbf44

8240964 has 24 divisors (see below), whose sum is σ = 19474560. Its totient is φ = 2711904.

The previous prime is 8240963. The next prime is 8240983. The reversal of 8240964 is 4690428.

8240964 = T442 + T443 + ... + T513.

It is not an unprimeable number, because it can be changed into a prime (8240963) 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, 3399 + ... + 5294.

It is an arithmetic number, because the mean of its divisors is an integer number (811440).

Almost surely, 28240964 is an apocalyptic number.

It is an amenable number.

8240964 is an abundant number, since it is smaller than the sum of its proper divisors (11233596).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8240964 is a wasteful number, since it uses less digits than its factorization.

8240964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8779 (or 8777 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 8240964 is about 2870.7079266272. The cubic root of 8240964 is about 201.9882030819.

The spelling of 8240964 in words is "eight million, two hundred forty thousand, nine hundred sixty-four".

Divisors: 1 2 3 4 6 12 79 158 237 316 474 948 8693 17386 26079 34772 52158 104316 686747 1373494 2060241 2746988 4120482 8240964