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538082356 = 227192934877
BaseRepresentation
bin100000000100100…
…111110000110100
31101111111102020011
4200010213300310
52100222113411
6125220550004
716222424140
oct4004476064
91344442204
10538082356
11256808269
12130252304
1387629b36
145166a220
153238bc21
hex20127c34

538082356 has 48 divisors (see below), whose sum is σ = 1171900800. Its totient is φ = 210930048.

The previous prime is 538082353. The next prime is 538082371. The reversal of 538082356 is 653280835.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (538082353) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2011 + ... + 32866.

It is an arithmetic number, because the mean of its divisors is an integer number (24414600).

Almost surely, 2538082356 is an apocalyptic number.

It is an amenable number.

538082356 is an abundant number, since it is smaller than the sum of its proper divisors (633818444).

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

538082356 is a wasteful number, since it uses less digits than its factorization.

538082356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34936 (or 34934 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 40.

The square root of 538082356 is about 23196.6022511919. The cubic root of 538082356 is about 813.3601997008.

The spelling of 538082356 in words is "five hundred thirty-eight million, eighty-two thousand, three hundred fifty-six".

Divisors: 1 2 4 7 14 19 28 29 38 58 76 116 133 203 266 406 532 551 812 1102 2204 3857 7714 15428 34877 69754 139508 244139 488278 662663 976556 1011433 1325326 2022866 2650652 4045732 4638641 7080031 9277282 14160062 18554564 19217227 28320124 38434454 76868908 134520589 269041178 538082356