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6976140 = 2235116269
BaseRepresentation
bin11010100111001010001100
3111010102110120
4122213022030
53241214030
6405304540
7113203413
oct32471214
914112416
106976140
113a35306
122405150
1315a33c2
14cd847a
1592c010
hex6a728c

6976140 has 24 divisors (see below), whose sum is σ = 19533360. Its totient is φ = 1860288.

The previous prime is 6976139. The next prime is 6976157. The reversal of 6976140 is 416796.

It is a happy number.

6976140 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58075 + ... + 58194.

It is an arithmetic number, because the mean of its divisors is an integer number (813890).

Almost surely, 26976140 is an apocalyptic number.

6976140 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6976140 is an abundant number, since it is smaller than the sum of its proper divisors (12557220).

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

6976140 is a wasteful number, since it uses less digits than its factorization.

6976140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116281 (or 116279 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 6976140 is about 2641.2383459279. The cubic root of 6976140 is about 191.0755254436.

The spelling of 6976140 in words is "six million, nine hundred seventy-six thousand, one hundred forty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 116269 232538 348807 465076 581345 697614 1162690 1395228 1744035 2325380 3488070 6976140