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223164214 = 27139712641
BaseRepresentation
bin11010100110100…
…11011100110110
3120112220220202021
431103103130312
5424112223324
634051103354
75346602350
oct1523233466
9515826667
10223164214
11104a74639
12628a1b5a
1337307a40
14218d20d0
15148d2ae4
hexd4d3736

223164214 has 32 divisors (see below), whose sum is σ = 416275776. Its totient is φ = 87367680.

The previous prime is 223164199. The next prime is 223164217. The reversal of 223164214 is 412461322.

It is a happy number.

It is a super-3 number, since 3×2231642143 (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223164217) 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, 11334 + ... + 23974.

It is an arithmetic number, because the mean of its divisors is an integer number (13008618).

Almost surely, 2223164214 is an apocalyptic number.

223164214 is a deficient number, since it is larger than the sum of its proper divisors (193111562).

223164214 is a wasteful number, since it uses less digits than its factorization.

223164214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12760.

The product of its digits is 2304, while the sum is 25.

The square root of 223164214 is about 14938.6818026223. The cubic root of 223164214 is about 606.5615141317.

The spelling of 223164214 in words is "two hundred twenty-three million, one hundred sixty-four thousand, two hundred fourteen".

Divisors: 1 2 7 13 14 26 91 97 182 194 679 1261 1358 2522 8827 12641 17654 25282 88487 164333 176974 328666 1150331 1226177 2300662 2452354 8583239 15940301 17166478 31880602 111582107 223164214