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7027980 = 2235117133
BaseRepresentation
bin11010110011110100001100
3111020001120120
4122303310030
53244343410
6410344540
7113510511
oct32636414
914201516
107027980
113a70253
12242b150
1315c0b8b
14d0d308
1593c570
hex6b3d0c

7027980 has 24 divisors (see below), whose sum is σ = 19678512. Its totient is φ = 1874112.

The previous prime is 7027973. The next prime is 7027981. The reversal of 7027980 is 897207.

It is not an unprimeable number, because it can be changed into a prime (7027981) 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, 58507 + ... + 58626.

It is an arithmetic number, because the mean of its divisors is an integer number (819938).

Almost surely, 27027980 is an apocalyptic number.

It is an amenable number.

7027980 is an abundant number, since it is smaller than the sum of its proper divisors (12650532).

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

7027980 is a wasteful number, since it uses less digits than its factorization.

7027980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117145 (or 117143 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 33.

The square root of 7027980 is about 2651.0337606300. The cubic root of 7027980 is about 191.5476547455.

The spelling of 7027980 in words is "seven million, twenty-seven thousand, nine hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 117133 234266 351399 468532 585665 702798 1171330 1405596 1756995 2342660 3513990 7027980