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8053240 = 2351317911
BaseRepresentation
bin11110101110000111111000
3120011010222011
4132232013320
54030200430
6444335304
7125310556
oct36560770
916133864
108053240
114600578
122844534
13188c740
1410d8bd6
15a9122a
hex7ae1f8

8053240 has 64 divisors (see below), whose sum is σ = 20684160. Its totient is φ = 2795520.

The previous prime is 8053219. The next prime is 8053249. The reversal of 8053240 is 423508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8053249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8385 + ... + 9295.

It is an arithmetic number, because the mean of its divisors is an integer number (323190).

Almost surely, 28053240 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8053240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10342080).

8053240 is an abundant number, since it is smaller than the sum of its proper divisors (12630920).

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

8053240 is a wasteful number, since it uses less digits than its factorization.

8053240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 952 (or 948 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 8053240 is about 2837.8231093569. The cubic root of 8053240 is about 200.4426860889.

Adding to 8053240 its reverse (423508), we get a palindrome (8476748).

The spelling of 8053240 in words is "eight million, fifty-three thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 13 17 20 26 34 40 52 65 68 85 104 130 136 170 221 260 340 442 520 680 884 911 1105 1768 1822 2210 3644 4420 4555 7288 8840 9110 11843 15487 18220 23686 30974 36440 47372 59215 61948 77435 94744 118430 123896 154870 201331 236860 309740 402662 473720 619480 805324 1006655 1610648 2013310 4026620 8053240