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12104230430 = 251361889363
BaseRepresentation
bin10110100010111011…
…11110011000011110
31011020120020121121202
423101131332120132
5144242140333210
65321031355502
7605645155355
oct132135763036
934216217552
1012104230430
115151582526
122419822b92
1311ab929a36
1482b7d099c
154ac9ad9a5
hex2d177e61e

12104230430 has 16 divisors (see below), whose sum is σ = 21803647824. Its totient is φ = 4838129280.

The previous prime is 12104230429. The next prime is 12104230477. The reversal of 12104230430 is 3403240121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 431072 + ... + 458291.

It is an arithmetic number, because the mean of its divisors is an integer number (1362727989).

Almost surely, 212104230430 is an apocalyptic number.

12104230430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12104230430 is a deficient number, since it is larger than the sum of its proper divisors (9699417394).

12104230430 is a wasteful number, since it uses less digits than its factorization.

12104230430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 890731.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 12104230430 its reverse (3403240121), we get a palindrome (15507470551).

The spelling of 12104230430 in words is "twelve billion, one hundred four million, two hundred thirty thousand, four hundred thirty".

Divisors: 1 2 5 10 1361 2722 6805 13610 889363 1778726 4446815 8893630 1210423043 2420846086 6052115215 12104230430