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12301104042 = 234349121751
BaseRepresentation
bin10110111010011001…
…11111001110101010
31011202021200211110000
423131030333032222
5200143040312132
65352343203430
7613555442043
oct133514771652
934667624400
1012301104042
11524271a597
122473746576
13121065acb6
148499db8ca
154bedeb87c
hex2dd33f3aa

12301104042 has 40 divisors (see below), whose sum is σ = 27572748192. Its totient is φ = 4099005000.

The previous prime is 12301103957. The next prime is 12301104043. The reversal of 12301104042 is 24040110321.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (12301104043) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 554667 + ... + 576417.

Almost surely, 212301104042 is an apocalyptic number.

12301104042 is an abundant number, since it is smaller than the sum of its proper divisors (15271644150).

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

12301104042 is a wasteful number, since it uses less digits than its factorization.

12301104042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25256 (or 25247 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 12301104042 its reverse (24040110321), we get a palindrome (36341214363).

The spelling of 12301104042 in words is "twelve billion, three hundred one million, one hundred four thousand, forty-two".

Divisors: 1 2 3 6 9 18 27 54 81 162 3491 6982 10473 20946 21751 31419 43502 62838 65253 94257 130506 188514 195759 282771 391518 565542 587277 1174554 1761831 3523662 75932741 151865482 227798223 455596446 683394669 1366789338 2050184007 4100368014 6150552021 12301104042