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3104111241220 = 2251122762156813
BaseRepresentation
bin101101001010111011011…
…100101010100000000100
3101222202020211221022102011
4231022323130222200010
5401324204434204340
610334001540424004
7440156525130433
oct55127334524004
911882224838364
103104111241220
11a9749a9651a0
124217206a8004
1319694100c352
14aa34dd8711a
1555b298790ea
hex2d2bb72a804

3104111241220 has 48 divisors (see below), whose sum is σ = 7142563810368. Its totient is φ = 1123795160960.

The previous prime is 3104111241109. The next prime is 3104111241221. The reversal of 3104111241220 is 221421114013.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 3104111241191 and 3104111241200.

It is not an unprimeable number, because it can be changed into a prime (3104111241221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31028467 + ... + 31128346.

It is an arithmetic number, because the mean of its divisors is an integer number (148803412716).

Almost surely, 23104111241220 is an apocalyptic number.

It is an amenable number.

3104111241220 is an abundant number, since it is smaller than the sum of its proper divisors (4038452569148).

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

3104111241220 is a wasteful number, since it uses less digits than its factorization.

3104111241220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62157060 (or 62157058 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 3104111241220 its reverse (221421114013), we get a palindrome (3325532355233).

The spelling of 3104111241220 in words is "three trillion, one hundred four billion, one hundred eleven million, two hundred forty-one thousand, two hundred twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 227 454 908 1135 2270 2497 4540 4994 9988 12485 24970 49940 62156813 124313626 248627252 310784065 621568130 683724943 1243136260 1367449886 2734899772 3418624715 6837249430 13674498860 14109596551 28219193102 56438386204 70547982755 141095965510 155205562061 282191931020 310411124122 620822248244 776027810305 1552055620610 3104111241220