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220312411 = 11101198301
BaseRepresentation
bin11010010000110…
…11001101011011
3120100120000210221
431020123031123
5422344444121
633510020511
75313424144
oct1510331533
9510500727
10220312411
111033a6a80
1261947737
1336849997
142138cacb
151451cb41
hexd21b35b

220312411 has 8 divisors (see below), whose sum is σ = 242721648. Its totient is φ = 198300000.

The previous prime is 220312409. The next prime is 220312447. The reversal of 220312411 is 114213022.

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 220312411 - 21 = 220312409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220312811) 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, 98040 + ... + 100261.

It is an arithmetic number, because the mean of its divisors is an integer number (30340206).

Almost surely, 2220312411 is an apocalyptic number.

220312411 is a deficient number, since it is larger than the sum of its proper divisors (22409237).

220312411 is a wasteful number, since it uses less digits than its factorization.

220312411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198413.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 220312411 is about 14842.9246107363. The cubic root of 220312411 is about 603.9666909617.

Adding to 220312411 its reverse (114213022), we get a palindrome (334525433).

It can be divided in two parts, 22031 and 2411, that added together give a palindrome (24442).

The spelling of 220312411 in words is "two hundred twenty million, three hundred twelve thousand, four hundred eleven".

Divisors: 1 11 101 1111 198301 2181311 20028401 220312411