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12250232254 = 2131924798041
BaseRepresentation
bin10110110100010101…
…11011010110111110
31011121201222021110201
423122022323112332
5200042024413004
65343324554114
7612400153561
oct133212732676
934551867421
1012250232254
115216a33897
12245a6b293a
131202c58b50
14842d584d8
154ba6ed6a4
hex2da2bb5be

12250232254 has 16 divisors (see below), whose sum is σ = 20830355280. Its totient is φ = 5356376640.

The previous prime is 12250232231. The next prime is 12250232257. The reversal of 12250232254 is 45223205221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12250232257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12398527 + ... + 12399514.

It is an arithmetic number, because the mean of its divisors is an integer number (1301897205).

Almost surely, 212250232254 is an apocalyptic number.

12250232254 is a deficient number, since it is larger than the sum of its proper divisors (8580123026).

12250232254 is a wasteful number, since it uses less digits than its factorization.

12250232254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24798075.

The product of its (nonzero) digits is 9600, while the sum is 28.

Adding to 12250232254 its reverse (45223205221), we get a palindrome (57473437475).

The spelling of 12250232254 in words is "twelve billion, two hundred fifty million, two hundred thirty-two thousand, two hundred fifty-four".

Divisors: 1 2 13 19 26 38 247 494 24798041 49596082 322374533 471162779 644749066 942325558 6125116127 12250232254