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12401124307 = 1113194564271
BaseRepresentation
bin10111000110010101…
…00010001111010011
31012000020220101110021
423203022202033103
5200344141434212
65410315044311
7616211550235
oct134312421723
935006811407
1012401124307
115294125270
1224a1140697
1312282aaaa0
14858dd6255
154c8aa7307
hex2e32a23d3

12401124307 has 16 divisors (see below), whose sum is σ = 15335953920. Its totient is φ = 9858823200.

The previous prime is 12401124299. The next prime is 12401124343. The reversal of 12401124307 is 70342110421.

12401124307 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 12401124307 - 23 = 12401124299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12401124377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2279419 + ... + 2284852.

It is an arithmetic number, because the mean of its divisors is an integer number (958497120).

Almost surely, 212401124307 is an apocalyptic number.

12401124307 is a deficient number, since it is larger than the sum of its proper divisors (2934829613).

12401124307 is a wasteful number, since it uses less digits than its factorization.

12401124307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4564314.

The product of its (nonzero) digits is 1344, while the sum is 25.

Adding to 12401124307 its reverse (70342110421), we get a palindrome (82743234728).

The spelling of 12401124307 in words is "twelve billion, four hundred one million, one hundred twenty-four thousand, three hundred seven".

Divisors: 1 11 13 19 143 209 247 2717 4564271 50206981 59335523 86721149 652690753 953932639 1127374937 12401124307