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9680505 = 35645367
BaseRepresentation
bin100100111011…
…011001111001
3200012211011020
4210323121321
54434234010
6543253053
7145166022
oct44733171
920184136
109680505
11551211a
1232aa189
13200c313
1413ddc49
15cb3470
hex93b679

9680505 has 8 divisors (see below), whose sum is σ = 15488832. Its totient is φ = 5162928.

The previous prime is 9680501. The next prime is 9680509. The reversal of 9680505 is 5050869.

It is an interprime number because it is at equal distance from previous prime (9680501) and next prime (9680509).

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

It is not a de Polignac number, because 9680505 - 22 = 9680501 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9680501) 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, 322669 + ... + 322698.

It is an arithmetic number, because the mean of its divisors is an integer number (1936104).

Almost surely, 29680505 is an apocalyptic number.

It is an amenable number.

9680505 is a deficient number, since it is larger than the sum of its proper divisors (5808327).

9680505 is a wasteful number, since it uses less digits than its factorization.

9680505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 645375.

The product of its (nonzero) digits is 10800, while the sum is 33.

The square root of 9680505 is about 3111.3509927361. The cubic root of 9680505 is about 213.1241534124.

It can be divided in two parts, 96 and 80505, that added together give a triangular number (80601 = T401).

The spelling of 9680505 in words is "nine million, six hundred eighty thousand, five hundred five".

Divisors: 1 3 5 15 645367 1936101 3226835 9680505