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113214220 = 22571747569
BaseRepresentation
bin1101011111110…
…00001100001100
321220000212201021
412233320030030
5212440323340
615122323524
72543206420
oct657701414
9256025637
10113214220
11589a7579
1231ab95a4
131a5bc382
1411070b80
159e14e4a
hex6bf830c

113214220 has 48 divisors (see below), whose sum is σ = 287703360. Its totient is φ = 36532224.

The previous prime is 113214193. The next prime is 113214221. The reversal of 113214220 is 22412311.

It is a super-2 number, since 2×1132142202 = 25634919220416800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 113214194 and 113214203.

It is not an unprimeable number, because it can be changed into a prime (113214221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21405 + ... + 26164.

It is an arithmetic number, because the mean of its divisors is an integer number (5993820).

Almost surely, 2113214220 is an apocalyptic number.

113214220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113214220 is an abundant number, since it is smaller than the sum of its proper divisors (174489140).

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

113214220 is a wasteful number, since it uses less digits than its factorization.

113214220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47602 (or 47600 counting only the distinct ones).

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

The square root of 113214220 is about 10640.2171030482. The cubic root of 113214220 is about 483.7641258976.

Adding to 113214220 its reverse (22412311), we get a palindrome (135626531).

The spelling of 113214220 in words is "one hundred thirteen million, two hundred fourteen thousand, two hundred twenty".

Divisors: 1 2 4 5 7 10 14 17 20 28 34 35 68 70 85 119 140 170 238 340 476 595 1190 2380 47569 95138 190276 237845 332983 475690 665966 808673 951380 1331932 1617346 1664915 3234692 3329830 4043365 5660711 6659660 8086730 11321422 16173460 22642844 28303555 56607110 113214220