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7683008007 = 327721794243
BaseRepresentation
bin1110010011111000…
…10110011000000111
3201211102221020122010
413021330112120013
5111213322224012
63310213305303
7361251330153
oct71174263007
921742836563
107683008007
1132929486a4
1215a5035233
139559760ac
1452c550063
152ee781c3c
hex1c9f16607

7683008007 has 16 divisors (see below), whose sum is σ = 10288135040. Its totient is φ = 5099969952.

The previous prime is 7683007957. The next prime is 7683008009. The reversal of 7683008007 is 7008003867.

It is not a de Polignac number, because 7683008007 - 215 = 7682975239 is a prime.

It is a super-2 number, since 2×76830080072 (a number of 21 digits) 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 (7683008009) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1808628 + ... + 1812870.

It is an arithmetic number, because the mean of its divisors is an integer number (643008440).

Almost surely, 27683008007 is an apocalyptic number.

7683008007 is a deficient number, since it is larger than the sum of its proper divisors (2605127033).

7683008007 is a wasteful number, since it uses less digits than its factorization.

7683008007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6702.

The product of its (nonzero) digits is 56448, while the sum is 39.

The square root of 7683008007 is about 87652.7695341111. The cubic root of 7683008007 is about 1973.2272085922.

The spelling of 7683008007 in words is "seven billion, six hundred eighty-three million, eight thousand, seven".

Divisors: 1 3 277 831 2179 4243 6537 12729 603583 1175311 1810749 3525933 9245497 27736491 2561002669 7683008007