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7156028652 = 223596335721
BaseRepresentation
bin1101010101000100…
…00101010011101100
3200110201022220212020
412222202011103230
5104123420404102
63142030310140
7342222145203
oct65242052354
920421286766
107156028652
113042434273
121478658350
138a0735ba6
144bc57423a
152bd389bbc
hex1aa8854ec

7156028652 has 12 divisors (see below), whose sum is σ = 16697400216. Its totient is φ = 2385342880.

The previous prime is 7156028611. The next prime is 7156028683. The reversal of 7156028652 is 2568206517.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298167849 + ... + 298167872.

It is an arithmetic number, because the mean of its divisors is an integer number (1391450018).

Almost surely, 27156028652 is an apocalyptic number.

It is an amenable number.

7156028652 is an abundant number, since it is smaller than the sum of its proper divisors (9541371564).

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

7156028652 is a wasteful number, since it uses less digits than its factorization.

7156028652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596335728 (or 596335726 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 42.

The square root of 7156028652 is about 84593.3132818428. The cubic root of 7156028652 is about 1927.0398258841.

The spelling of 7156028652 in words is "seven billion, one hundred fifty-six million, twenty-eight thousand, six hundred fifty-two".

Divisors: 1 2 3 4 6 12 596335721 1192671442 1789007163 2385342884 3578014326 7156028652