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8053045 = 5711131609
BaseRepresentation
bin11110101110000100110101
3120011010200221
4132232010311
54030144140
6444334341
7125310160
oct36560465
916133627
108053045
114600410
1228443b1
13188c620
1410d8ad7
15a9114a
hex7ae135

8053045 has 32 divisors (see below), whose sum is σ = 12983040. Its totient is φ = 4631040.

The previous prime is 8053043. The next prime is 8053051. The reversal of 8053045 is 5403508.

It is a happy number.

It is not a de Polignac number, because 8053045 - 21 = 8053043 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8053043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4201 + ... + 5809.

It is an arithmetic number, because the mean of its divisors is an integer number (405720).

Almost surely, 28053045 is an apocalyptic number.

It is an amenable number.

8053045 is a deficient number, since it is larger than the sum of its proper divisors (4929995).

8053045 is a wasteful number, since it uses less digits than its factorization.

8053045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1645.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 8053045 is about 2837.7887518277. The cubic root of 8053045 is about 200.4410682456.

It can be divided in two parts, 80 and 53045, that multiplied together give a square (4243600 = 20602).

The spelling of 8053045 in words is "eight million, fifty-three thousand, forty-five".

Divisors: 1 5 7 11 13 35 55 65 77 91 143 385 455 715 1001 1609 5005 8045 11263 17699 20917 56315 88495 104585 123893 146419 230087 619465 732095 1150435 1610609 8053045