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2007275381 = 10733015683
BaseRepresentation
bin111011110100100…
…1001011101110101
312011220001011011122
41313221021131311
513102330303011
6531102513325
7100512362546
oct16751113565
95156034148
102007275381
11940066781
12480295845
1325cb23a17
141508304cd
15bb34d3db
hex77a49775

2007275381 has 8 divisors (see below), whose sum is σ = 2027005344. Its totient is φ = 1987563600.

The previous prime is 2007275359. The next prime is 2007275393. The reversal of 2007275381 is 1835727002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2007275381 - 214 = 2007258997 is a prime.

It is a super-2 number, since 2×20072753812 = 8058308910337390322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2007275341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 350366 + ... + 356048.

It is an arithmetic number, because the mean of its divisors is an integer number (253375668).

Almost surely, 22007275381 is an apocalyptic number.

It is an amenable number.

2007275381 is a deficient number, since it is larger than the sum of its proper divisors (19729963).

2007275381 is a wasteful number, since it uses less digits than its factorization.

2007275381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9091.

The product of its (nonzero) digits is 23520, while the sum is 35.

The square root of 2007275381 is about 44802.6269430711. The cubic root of 2007275381 is about 1261.4469354327.

The spelling of 2007275381 in words is "two billion, seven million, two hundred seventy-five thousand, three hundred eighty-one".

Divisors: 1 107 3301 5683 353207 608081 18759583 2007275381