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57230197223 = 115034975241
BaseRepresentation
bin110101010011001011…
…111000000111100111
312110201110201020122012
4311103023320013213
51414201412302343
642142521424435
74064134435643
oct652313700747
9173643636565
1057230197223
11222a8a55261
12b11233b11b
135520973934
142aaca8dc23
15174e4d0718
hexd532f81e7

57230197223 has 4 divisors (see below), whose sum is σ = 57235183968. Its totient is φ = 57225210480.

The previous prime is 57230197207. The next prime is 57230197243. The reversal of 57230197223 is 32279103275.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 57230197223 - 24 = 57230197207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57230197243) 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, 2476118 + ... + 2499123.

It is an arithmetic number, because the mean of its divisors is an integer number (14308795992).

Almost surely, 257230197223 is an apocalyptic number.

57230197223 is a deficient number, since it is larger than the sum of its proper divisors (4986745).

57230197223 is a wasteful number, since it uses less digits than its factorization.

57230197223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4986744.

The product of its (nonzero) digits is 158760, while the sum is 41.

The spelling of 57230197223 in words is "fifty-seven billion, two hundred thirty million, one hundred ninety-seven thousand, two hundred twenty-three".

Divisors: 1 11503 4975241 57230197223