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220041253 = 232415957
BaseRepresentation
bin11010001110110…
…01000000100101
3120100001020212001
431013121000211
5422312310003
633500125301
75311214455
oct1507310045
9510036761
10220041253
11103231283
1261836831
1336783433
142131bd65
15144b761d
hexd1d9025

220041253 has 6 divisors (see below), whose sum is σ = 230024774. Its totient is φ = 210473736.

The previous prime is 220041247. The next prime is 220041259. The reversal of 220041253 is 352140022.

It is an interprime number because it is at equal distance from previous prime (220041247) and next prime (220041259).

It can be written as a sum of positive squares in only one way, i.e., 191075329 + 28965924 = 13823^2 + 5382^2 .

It is not a de Polignac number, because 220041253 - 213 = 220033061 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 220041253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220041259) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 207450 + ... + 208507.

Almost surely, 2220041253 is an apocalyptic number.

220041253 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

220041253 is a deficient number, since it is larger than the sum of its proper divisors (9983521).

220041253 is an equidigital number, since it uses as much as digits as its factorization.

220041253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416003 (or 415980 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 220041253 is about 14833.7875473528. The cubic root of 220041253 is about 603.7188041327.

Adding to 220041253 its reverse (352140022), we get a palindrome (572181275).

The spelling of 220041253 in words is "two hundred twenty million, forty-one thousand, two hundred fifty-three".

Divisors: 1 23 529 415957 9567011 220041253