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48640794609 = 3111473963473
BaseRepresentation
bin101101010011001101…
…111001111111110001
311122112212020101100110
4231103031321333301
51244104020411414
634202325011533
73341235634551
oct552315717761
9148485211313
1048640794609
11196a0507a10
129515853ba9
1347822a5694
1424d5ddb161
1513ea3ac459
hexb53379ff1

48640794609 has 8 divisors (see below), whose sum is σ = 70750246752. Its totient is φ = 29479269440.

The previous prime is 48640794593. The next prime is 48640794647. The reversal of 48640794609 is 90649704684.

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 48640794609 - 24 = 48640794593 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (48640793609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 736981704 + ... + 736981769.

It is an arithmetic number, because the mean of its divisors is an integer number (8843780844).

Almost surely, 248640794609 is an apocalyptic number.

It is an amenable number.

48640794609 is a deficient number, since it is larger than the sum of its proper divisors (22109452143).

48640794609 is a wasteful number, since it uses less digits than its factorization.

48640794609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1473963487.

The product of its (nonzero) digits is 10450944, while the sum is 57.

The spelling of 48640794609 in words is "forty-eight billion, six hundred forty million, seven hundred ninety-four thousand, six hundred nine".

Divisors: 1 3 11 33 1473963473 4421890419 16213598203 48640794609