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12441213413 = 73191892291
BaseRepresentation
bin10111001011000110…
…11101100111100101
31012010001100010100222
423211203131213211
5200434422312123
65414310214125
7620206366136
oct134543354745
935101303328
1012441213413
115304816862
1224b2654345
1312336a6055
1486046dc8d
154cc3756c8
hex2e58dd9e5

12441213413 has 8 divisors (see below), whose sum is σ = 12677684736. Its totient is φ = 12206527200.

The previous prime is 12441213409. The next prime is 12441213419. The reversal of 12441213413 is 31431214421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12441213413 - 22 = 12441213409 is a prime.

It is a super-2 number, since 2×124412134132 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12441213419) 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, 432203 + ... + 460088.

It is an arithmetic number, because the mean of its divisors is an integer number (1584710592).

Almost surely, 212441213413 is an apocalyptic number.

It is an amenable number.

12441213413 is a deficient number, since it is larger than the sum of its proper divisors (236471323).

12441213413 is an equidigital number, since it uses as much as digits as its factorization.

12441213413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 892555.

The product of its digits is 2304, while the sum is 26.

Adding to 12441213413 its reverse (31431214421), we get a palindrome (43872427834).

The spelling of 12441213413 in words is "twelve billion, four hundred forty-one million, two hundred thirteen thousand, four hundred thirteen".

Divisors: 1 73 191 13943 892291 65137243 170427581 12441213413