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108115002 = 23217353317
BaseRepresentation
bin1100111000110…
…11010000111010
321112102210220100
412130123100322
5210134140002
614421140230
72451651042
oct634332072
9245383810
10108115002
1156034446
123025a676
1319525398
1410504722
15975911c
hex671b43a

108115002 has 24 divisors (see below), whose sum is σ = 248029236. Its totient is φ = 33918336.

The previous prime is 108115001. The next prime is 108115003. The reversal of 108115002 is 200511801.

It is an interprime number because it is at equal distance from previous prime (108115001) and next prime (108115003).

It can be written as a sum of positive squares in 2 ways, for example, as 106316721 + 1798281 = 10311^2 + 1341^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (108115001) 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, 176353 + ... + 176964.

Almost surely, 2108115002 is an apocalyptic number.

108115002 is an abundant number, since it is smaller than the sum of its proper divisors (139914234).

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

108115002 is a wasteful number, since it uses less digits than its factorization.

108115002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353342 (or 353339 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 18.

The square root of 108115002 is about 10397.8364095614. The cubic root of 108115002 is about 476.3892873844.

Adding to 108115002 its reverse (200511801), we get a palindrome (308626803).

The spelling of 108115002 in words is "one hundred eight million, one hundred fifteen thousand, two".

Divisors: 1 2 3 6 9 17 18 34 51 102 153 306 353317 706634 1059951 2119902 3179853 6006389 6359706 12012778 18019167 36038334 54057501 108115002