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6081980 = 225304099
BaseRepresentation
bin10111001100110110111100
3102102222220112
4113030312330
53024110410
6334205152
7102460502
oct27146674
912388815
106081980
113484533
1220537b8
13134c408
14b44672
15802105
hex5ccdbc

6081980 has 12 divisors (see below), whose sum is σ = 12772200. Its totient is φ = 2432784.

The previous prime is 6081961. The next prime is 6081989. The reversal of 6081980 is 891806.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6081989) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152030 + ... + 152069.

It is an arithmetic number, because the mean of its divisors is an integer number (1064350).

Almost surely, 26081980 is an apocalyptic number.

It is an amenable number.

6081980 is an abundant number, since it is smaller than the sum of its proper divisors (6690220).

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

6081980 is a wasteful number, since it uses less digits than its factorization.

6081980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304108 (or 304106 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 32.

The square root of 6081980 is about 2466.1670665225. The cubic root of 6081980 is about 182.5359158687.

The spelling of 6081980 in words is "six million, eighty-one thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 304099 608198 1216396 1520495 3040990 6081980