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8148022975 = 52709459691
BaseRepresentation
bin1111001011010100…
…01111011010111111
3210000211221110020201
413211222033122333
5113141343213400
63424304224331
7405626024011
oct74552173277
923024843221
108148022975
11350138a294
1216b490b0a7
139cb0cc191
145741da1b1
1532a4d906a
hex1e5a8f6bf

8148022975 has 12 divisors (see below), whose sum is σ = 10117820920. Its totient is φ = 6509210400.

The previous prime is 8148022921. The next prime is 8148022979. The reversal of 8148022975 is 5792208418.

It is not a de Polignac number, because 8148022975 - 27 = 8148022847 is a prime.

It is a super-2 number, since 2×81480229752 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8148022979) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 212121 + ... + 247570.

Almost surely, 28148022975 is an apocalyptic number.

8148022975 is a deficient number, since it is larger than the sum of its proper divisors (1969797945).

8148022975 is a wasteful number, since it uses less digits than its factorization.

8148022975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460410 (or 460405 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 46.

The square root of 8148022975 is about 90266.4000334565. The cubic root of 8148022975 is about 2012.2599412746.

The spelling of 8148022975 in words is "eight billion, one hundred forty-eight million, twenty-two thousand, nine hundred seventy-five".

Divisors: 1 5 25 709 3545 17725 459691 2298455 11492275 325920919 1629604595 8148022975