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145104011224 = 231710329273539
BaseRepresentation
bin1000011100100011011…
…1110111111111011000
3111212112112210111212221
42013020313313333120
54334133111324344
6150354310313424
713324545513334
oct2071067677730
9455475714787
10145104011224
11565a1482337
1224157058874
13108b613a093
1470474467c4
153b93d71184
hex21c8df7fd8

145104011224 has 64 divisors (see below), whose sum is σ = 291052569600. Its totient is φ = 67579083264.

The previous prime is 145104011201. The next prime is 145104011231. The reversal of 145104011224 is 422110401541.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40999647 + ... + 41003185.

It is an arithmetic number, because the mean of its divisors is an integer number (4547696400).

Almost surely, 2145104011224 is an apocalyptic number.

It is an amenable number.

145104011224 is an abundant number, since it is smaller than the sum of its proper divisors (145948558376).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145104011224 is a wasteful number, since it uses less digits than its factorization.

145104011224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6592 (or 6588 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 25.

Adding to 145104011224 its reverse (422110401541), we get a palindrome (567214412765).

The spelling of 145104011224 in words is "one hundred forty-five billion, one hundred four million, eleven thousand, two hundred twenty-four".

Divisors: 1 2 4 8 17 34 68 103 136 206 412 824 1751 2927 3502 3539 5854 7004 7078 11708 14008 14156 23416 28312 49759 60163 99518 120326 199036 240652 301481 364517 398072 481304 602962 729034 1205924 1458068 2411848 2916136 5125177 6196789 10250354 10358653 12393578 20500708 20717306 24787156 41001416 41434612 49574312 82869224 176097101 352194202 704388404 1066941259 1408776808 2133882518 4267765036 8535530072 18138001403 36276002806 72552005612 145104011224