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7693056749 = 78929123083
BaseRepresentation
bin1110010101000101…
…01011101011101101
3201212010211202220202
413022202223223231
5111223410303444
63311212523245
7361432621610
oct71242535355
921763752822
107693056749
113298591444
1215a8480525
13957a83bb1
1452da08177
153005b934e
hex1ca8abaed

7693056749 has 8 divisors (see below), whose sum is σ = 8793120960. Its totient is φ = 6593256576.

The previous prime is 7693056731. The next prime is 7693056757. The reversal of 7693056749 is 9476503967.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-7693056749 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7693056694 and 7693056703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7693056649) 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, 962 + ... + 124044.

It is an arithmetic number, because the mean of its divisors is an integer number (1099140120).

Almost surely, 27693056749 is an apocalyptic number.

It is an amenable number.

7693056749 is a deficient number, since it is larger than the sum of its proper divisors (1100064211).

7693056749 is a wasteful number, since it uses less digits than its factorization.

7693056749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132019.

The product of its (nonzero) digits is 8573040, while the sum is 56.

The square root of 7693056749 is about 87710.0721069137. The cubic root of 7693056749 is about 1974.0871067260.

The spelling of 7693056749 in words is "seven billion, six hundred ninety-three million, fifty-six thousand, seven hundred forty-nine".

Divisors: 1 7 8929 62503 123083 861581 1099008107 7693056749