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770104068649 = 3743947411443
BaseRepresentation
bin10110011010011011100…
…01111000101000101001
32201121202212200001221221
423031031301320220221
5100104133120144044
61345440402502041
7106431616402216
oct13151561705051
92647685601857
10770104068649
11277665741013
12105302364921
135780b320c76
14293b7a8ab0d
15150738c3484
hexb34dc78a29

770104068649 has 8 divisors (see below), whose sum is σ = 792719343680. Its totient is φ = 747583617456.

The previous prime is 770104068637. The next prime is 770104068707. The reversal of 770104068649 is 946860401077.

770104068649 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 770104068649 - 213 = 770104060457 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 770104068596 and 770104068605.

It is not an unprimeable number, because it can be changed into a prime (770104063649) 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, 23689479 + ... + 23721964.

It is an arithmetic number, because the mean of its divisors is an integer number (99089917960).

Almost surely, 2770104068649 is an apocalyptic number.

It is an amenable number.

770104068649 is a deficient number, since it is larger than the sum of its proper divisors (22615275031).

770104068649 is a wasteful number, since it uses less digits than its factorization.

770104068649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47411919.

The product of its (nonzero) digits is 2032128, while the sum is 52.

The spelling of 770104068649 in words is "seven hundred seventy billion, one hundred four million, sixty-eight thousand, six hundred forty-nine".

Divisors: 1 37 439 16243 47411443 1754223391 20813623477 770104068649