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6880135 = 54573011
BaseRepresentation
bin11010001111101110000111
3110221112202211
4122033232013
53230131020
6403244251
7112323463
oct32175607
913845684
106880135
11397a169
122379687
13156b7b2
14cb14a3
1590d85a
hex68fb87

6880135 has 8 divisors (see below), whose sum is σ = 8276976. Its totient is φ = 5490240.

The previous prime is 6880127. The next prime is 6880141. The reversal of 6880135 is 5310886.

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

It is not a de Polignac number, because 6880135 - 23 = 6880127 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6880097 and 6880106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 780 + ... + 3790.

It is an arithmetic number, because the mean of its divisors is an integer number (1034622).

Almost surely, 26880135 is an apocalyptic number.

6880135 is a deficient number, since it is larger than the sum of its proper divisors (1396841).

6880135 is a wasteful number, since it uses less digits than its factorization.

6880135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3473.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 6880135 is about 2623.0011437283. The cubic root of 6880135 is about 190.1949522526.

The spelling of 6880135 in words is "six million, eight hundred eighty thousand, one hundred thirty-five".

Divisors: 1 5 457 2285 3011 15055 1376027 6880135