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2230123311 = 321337796521
BaseRepresentation
bin1000010011101100…
…1111101100101111
312202102101000001200
42010323033230233
514031402421221
61005143140543
7106156510143
oct20473175457
95672330050
102230123311
11a44934719
12522a44753
1329704a7c0
1417227d223
15d0bbc426
hex84ecfb2f

2230123311 has 48 divisors (see below), whose sum is σ = 3608492160. Its totient is φ = 1318187520.

The previous prime is 2230123297. The next prime is 2230123361. The reversal of 2230123311 is 1133210322.

2230123311 is a `hidden beast` number, since 2 + 230 + 123 + 311 = 666.

It is not a de Polignac number, because 2230123311 - 27 = 2230123183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2230123361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 338731 + ... + 345251.

It is an arithmetic number, because the mean of its divisors is an integer number (75176920).

Almost surely, 22230123311 is an apocalyptic number.

2230123311 is a deficient number, since it is larger than the sum of its proper divisors (1378368849).

2230123311 is a wasteful number, since it uses less digits than its factorization.

2230123311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6656 (or 6653 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 2230123311 is about 47224.1814222332. The cubic root of 2230123311 is about 1306.5006368842.

Adding to 2230123311 its reverse (1133210322), we get a palindrome (3363333633).

The spelling of 2230123311 in words is "two billion, two hundred thirty million, one hundred twenty-three thousand, three hundred eleven".

Divisors: 1 3 9 13 37 39 79 111 117 237 333 481 711 1027 1443 2923 3081 4329 6521 8769 9243 19563 26307 37999 58689 84773 113997 241277 254319 341991 515159 723831 762957 1545477 2171493 3136601 4636431 6697067 9409803 19060883 20091201 28229409 57182649 60273603 171547947 247791479 743374437 2230123311