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23230111246 = 2197369112119
BaseRepresentation
bin10101101000100111…
…110101111000001110
32012221221112220212121
4111220213311320032
5340033402024441
614401033523154
71451443454566
oct255047657016
965857486777
1023230111246
119940879451
1246038734ba
132262959c74
1411a52abda6
1590e615dd1
hex5689f5e0e

23230111246 has 32 divisors (see below), whose sum is σ = 37238457600. Its totient is φ = 10836400320.

The previous prime is 23230111217. The next prime is 23230111249. The reversal of 23230111246 is 64211103232.

It is a self number, because there is not a number n which added to its sum of digits gives 23230111246.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23230111249) 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 15 ways as a sum of consecutive naturals, for example, 1910775 + ... + 1922893.

It is an arithmetic number, because the mean of its divisors is an integer number (1163701800).

Almost surely, 223230111246 is an apocalyptic number.

23230111246 is a deficient number, since it is larger than the sum of its proper divisors (14008346354).

23230111246 is a wasteful number, since it uses less digits than its factorization.

23230111246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12904.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 23230111246 its reverse (64211103232), we get a palindrome (87441214478).

The spelling of 23230111246 in words is "twenty-three billion, two hundred thirty million, one hundred eleven thousand, two hundred forty-six".

Divisors: 1 2 19 38 73 146 691 1382 1387 2774 12119 13129 24238 26258 50443 100886 230261 460522 884687 958417 1769374 1916834 8374229 16748458 16809053 33618106 159110351 318220702 611318717 1222637434 11615055623 23230111246