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6945330007 = 71190199091
BaseRepresentation
bin1100111011111100…
…10101001101010111
3122221000212022122201
412131332111031113
5103211001030012
63105102305331
7334053221350
oct63576251527
918830768581
106945330007
112a44504260
121419b88247
13868ba4035
1449c5a8d27
152a9b1a857
hex19df95357

6945330007 has 8 divisors (see below), whose sum is σ = 8659112832. Its totient is φ = 5411945400.

The previous prime is 6945330001. The next prime is 6945330071. The reversal of 6945330007 is 7000335496.

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 6945330007 - 23 = 6945329999 is a prime.

It is a super-2 number, since 2×69453300072 = 96475217812269240098, 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 (6945330001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45099469 + ... + 45099622.

It is an arithmetic number, because the mean of its divisors is an integer number (1082389104).

Almost surely, 26945330007 is an apocalyptic number.

6945330007 is a deficient number, since it is larger than the sum of its proper divisors (1713782825).

6945330007 is a wasteful number, since it uses less digits than its factorization.

6945330007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90199109.

The product of its (nonzero) digits is 68040, while the sum is 37.

The square root of 6945330007 is about 83338.6465392857. The cubic root of 6945330007 is about 1907.9381647609.

The spelling of 6945330007 in words is "six billion, nine hundred forty-five million, three hundred thirty thousand, seven".

Divisors: 1 7 11 77 90199091 631393637 992190001 6945330007