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2007308105 = 511198323143
BaseRepresentation
bin111011110100101…
…0001011101001001
312011220002211001122
41313221101131021
513102332324410
6531103325025
7100512560135
oct16751213511
95156084048
102007308105
11940089320
124802b0775
1325cb3589a
1415083c3c5
15bb357e55
hex77a51749

2007308105 has 32 divisors (see below), whose sum is σ = 2799498240. Its totient is φ = 1366303680.

The previous prime is 2007308071. The next prime is 2007308113. The reversal of 2007308105 is 5018037002.

It is not a de Polignac number, because 2007308105 - 214 = 2007291721 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 75164 + ... + 98306.

It is an arithmetic number, because the mean of its divisors is an integer number (87484320).

Almost surely, 22007308105 is an apocalyptic number.

It is an amenable number.

2007308105 is a deficient number, since it is larger than the sum of its proper divisors (792190135).

2007308105 is a wasteful number, since it uses less digits than its factorization.

2007308105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23261.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 2007308105 is about 44802.9921433826. The cubic root of 2007308105 is about 1261.4537903907.

The spelling of 2007308105 in words is "two billion, seven million, three hundred eight thousand, one hundred five".

Divisors: 1 5 11 19 55 83 95 209 415 913 1045 1577 4565 7885 17347 23143 86735 115715 254573 439717 1272865 1920869 2198585 4836887 9604345 21129559 24184435 36496511 105647795 182482555 401461621 2007308105