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6845007045 = 351393282977
BaseRepresentation
bin1100101111111111…
…01000010011000101
3122200001002101102110
412113333220103011
5103004310211140
63051120131233
7331424412522
oct62777502305
918601071373
106845007045
1129a2912118
1213b0466b19
13851179536
1448d132149
152a0e00380
hex197fe84c5

6845007045 has 16 divisors (see below), whose sum is σ = 11030806080. Its totient is φ = 3624405504.

The previous prime is 6845007019. The next prime is 6845007101. The reversal of 6845007045 is 5407005486.

It is not a de Polignac number, because 6845007045 - 26 = 6845006981 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6845006994 and 6845007012.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1639404 + ... + 1643573.

It is an arithmetic number, because the mean of its divisors is an integer number (689425380).

Almost surely, 26845007045 is an apocalyptic number.

It is an amenable number.

6845007045 is a deficient number, since it is larger than the sum of its proper divisors (4185799035).

6845007045 is a wasteful number, since it uses less digits than its factorization.

6845007045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3283124.

The product of its (nonzero) digits is 134400, while the sum is 39.

The square root of 6845007045 is about 82734.5577434242. The cubic root of 6845007045 is about 1898.7070654281.

The spelling of 6845007045 in words is "six billion, eight hundred forty-five million, seven thousand, forty-five".

Divisors: 1 3 5 15 139 417 695 2085 3282977 9848931 16414885 49244655 456333803 1369001409 2281669015 6845007045