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538923319748 = 221112248257267
BaseRepresentation
bin1111101011110100101…
…01010100000111000100
31220112001111022020002122
413311322111110013010
532312203332212443
61051324501025112
753636010430562
oct7657225240704
91815044266078
10538923319748
11198613189750
12885443b5198
133ba88125b18
141c126802a32
15e042d3d968
hex7d7a5541c4

538923319748 has 12 divisors (see below), whose sum is σ = 1028853610512. Its totient is φ = 244965145320.

The previous prime is 538923319747. The next prime is 538923319763. The reversal of 538923319748 is 847913329835.

It is not an unprimeable number, because it can be changed into a prime (538923319741) 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, 6124128590 + ... + 6124128677.

It is an arithmetic number, because the mean of its divisors is an integer number (85737800876).

Almost surely, 2538923319748 is an apocalyptic number.

It is an amenable number.

538923319748 is a deficient number, since it is larger than the sum of its proper divisors (489930290764).

538923319748 is a wasteful number, since it uses less digits than its factorization.

538923319748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12248257282 (or 12248257280 counting only the distinct ones).

The product of its digits is 39191040, while the sum is 62.

The spelling of 538923319748 in words is "five hundred thirty-eight billion, nine hundred twenty-three million, three hundred nineteen thousand, seven hundred forty-eight".

Divisors: 1 2 4 11 22 44 12248257267 24496514534 48993029068 134730829937 269461659874 538923319748