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6712680 = 2335132331
BaseRepresentation
bin11001100110110101101000
3110122001001210
4121212311220
53204301210
6355513120
7111025332
oct31466550
913561053
106712680
113875377
1222b87a0
131510500
14c6a452
158c8e20
hex666d68

6712680 has 96 divisors (see below), whose sum is σ = 21872160. Its totient is φ = 1647360.

The previous prime is 6712669. The next prime is 6712697. The reversal of 6712680 is 862176.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20115 + ... + 20445.

It is an arithmetic number, because the mean of its divisors is an integer number (227835).

Almost surely, 26712680 is an apocalyptic number.

6712680 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6712680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10936080).

6712680 is an abundant number, since it is smaller than the sum of its proper divisors (15159480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6712680 is a wasteful number, since it uses less digits than its factorization.

6712680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371 (or 354 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 6712680 is about 2590.8840190174. The cubic root of 6712680 is about 188.6392154300.

The spelling of 6712680 in words is "six million, seven hundred twelve thousand, six hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 13 15 20 24 26 30 39 40 52 60 65 78 104 120 130 156 169 195 260 312 331 338 390 507 520 662 676 780 845 993 1014 1324 1352 1560 1655 1690 1986 2028 2535 2648 3310 3380 3972 4056 4303 4965 5070 6620 6760 7944 8606 9930 10140 12909 13240 17212 19860 20280 21515 25818 34424 39720 43030 51636 55939 64545 86060 103272 111878 129090 167817 172120 223756 258180 279695 335634 447512 516360 559390 671268 839085 1118780 1342536 1678170 2237560 3356340 6712680